Home / 15,645.92-21,583.20-10,610.24

Finding the Fourth Proportional to 15,645.92, 21,583.20 and 10,610.24

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Solution

The fourth proportional to 15,645.92, 21,583.20 and 10,610.24 is: 14,636.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,645.92 : 21,583.20 = 10,610.24 : x
  2. Step 2: Convert to fraction form
    15,645.92/21,583.20 = 10,610.24/x
  3. Step 3: Cross multiply
    15,645.92x = 21,583.20 × 10,610.24
  4. Step 4: Simplify right side
    15,645.92x = 229,002,931.97
  5. Step 5: Solve for x
    x = 229,002,931.97/15,645.92
  6. Step 6: Final answer
    x = 14,636.59

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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.