Home / 38,299.91-52,853.87-21,532.91

Finding the Fourth Proportional to 38,299.91, 52,853.87 and 21,532.91

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Solution

The fourth proportional to 38,299.91, 52,853.87 and 21,532.91 is: 29,715.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,299.91 : 52,853.87 = 21,532.91 : x
  2. Step 2: Convert to fraction form
    38,299.91/52,853.87 = 21,532.91/x
  3. Step 3: Cross multiply
    38,299.91x = 52,853.87 × 21,532.91
  4. Step 4: Simplify right side
    38,299.91x = 1,138,097,253.93
  5. Step 5: Solve for x
    x = 1,138,097,253.93/38,299.91
  6. Step 6: Final answer
    x = 29,715.41

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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.