Home / 22,897.73-31,609.70-15,349.00

Finding the Fourth Proportional to 22,897.73, 31,609.70 and 15,349.00

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Solution

The fourth proportional to 22,897.73, 31,609.70 and 15,349.00 is: 21,188.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,897.73 : 31,609.70 = 15,349.00 : x
  2. Step 2: Convert to fraction form
    22,897.73/31,609.70 = 15,349.00/x
  3. Step 3: Cross multiply
    22,897.73x = 31,609.70 × 15,349.00
  4. Step 4: Simplify right side
    22,897.73x = 485,177,129.53
  5. Step 5: Solve for x
    x = 485,177,129.53/22,897.73
  6. Step 6: Final answer
    x = 21,188.87

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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.