Home / 23,818.81-32,869.69-13,747.13

Finding the Fourth Proportional to 23,818.81, 32,869.69 and 13,747.13

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Solution

The fourth proportional to 23,818.81, 32,869.69 and 13,747.13 is: 18,970.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,818.81 : 32,869.69 = 13,747.13 : x
  2. Step 2: Convert to fraction form
    23,818.81/32,869.69 = 13,747.13/x
  3. Step 3: Cross multiply
    23,818.81x = 32,869.69 × 13,747.13
  4. Step 4: Simplify right side
    23,818.81x = 451,863,901.49
  5. Step 5: Solve for x
    x = 451,863,901.49/23,818.81
  6. Step 6: Final answer
    x = 18,970.88

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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.