Home / 15,609.30-21,526.40-10,580.82

Finding the Fourth Proportional to 15,609.30, 21,526.40 and 10,580.82

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Solution

The fourth proportional to 15,609.30, 21,526.40 and 10,580.82 is: 14,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609.30 : 21,526.40 = 10,580.82 : x
  2. Step 2: Convert to fraction form
    15,609.30/21,526.40 = 10,580.82/x
  3. Step 3: Cross multiply
    15,609.30x = 21,526.40 × 10,580.82
  4. Step 4: Simplify right side
    15,609.30x = 227,766,910.74
  5. Step 5: Solve for x
    x = 227,766,910.74/15,609.30
  6. Step 6: Final answer
    x = 14,591.74

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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.