Home / 15,597.02-21,516.98-9,305.76

Finding the Fourth Proportional to 15,597.02, 21,516.98 and 9,305.76

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Solution

The fourth proportional to 15,597.02, 21,516.98 and 9,305.76 is: 12,837.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,597.02 : 21,516.98 = 9,305.76 : x
  2. Step 2: Convert to fraction form
    15,597.02/21,516.98 = 9,305.76/x
  3. Step 3: Cross multiply
    15,597.02x = 21,516.98 × 9,305.76
  4. Step 4: Simplify right side
    15,597.02x = 200,231,851.80
  5. Step 5: Solve for x
    x = 200,231,851.80/15,597.02
  6. Step 6: Final answer
    x = 12,837.83

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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.