Home / 15,599.90-21,527.82-8,526.32

Finding the Fourth Proportional to 15,599.90, 21,527.82 and 8,526.32

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Solution

The fourth proportional to 15,599.90, 21,527.82 and 8,526.32 is: 11,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.90 : 21,527.82 = 8,526.32 : x
  2. Step 2: Convert to fraction form
    15,599.90/21,527.82 = 8,526.32/x
  3. Step 3: Cross multiply
    15,599.90x = 21,527.82 × 8,526.32
  4. Step 4: Simplify right side
    15,599.90x = 183,552,974.58
  5. Step 5: Solve for x
    x = 183,552,974.58/15,599.90
  6. Step 6: Final answer
    x = 11,766.30

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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.