Home / 15,583.93-21,511.78-10,574.08

Finding the Fourth Proportional to 15,583.93, 21,511.78 and 10,574.08

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Solution

The fourth proportional to 15,583.93, 21,511.78 and 10,574.08 is: 14,596.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583.93 : 21,511.78 = 10,574.08 : x
  2. Step 2: Convert to fraction form
    15,583.93/21,511.78 = 10,574.08/x
  3. Step 3: Cross multiply
    15,583.93x = 21,511.78 × 10,574.08
  4. Step 4: Simplify right side
    15,583.93x = 227,467,202.45
  5. Step 5: Solve for x
    x = 227,467,202.45/15,583.93
  6. Step 6: Final answer
    x = 14,596.27

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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.