Home / 15,599.08-21,526.80-8,525.62

Finding the Fourth Proportional to 15,599.08, 21,526.80 and 8,525.62

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Solution

The fourth proportional to 15,599.08, 21,526.80 and 8,525.62 is: 11,765.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.08 : 21,526.80 = 8,525.62 : x
  2. Step 2: Convert to fraction form
    15,599.08/21,526.80 = 8,525.62/x
  3. Step 3: Cross multiply
    15,599.08x = 21,526.80 × 8,525.62
  4. Step 4: Simplify right side
    15,599.08x = 183,529,316.62
  5. Step 5: Solve for x
    x = 183,529,316.62/15,599.08
  6. Step 6: Final answer
    x = 11,765.39

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.