Home / 38,117.56-52,602.48-21,350.56

Finding the Fourth Proportional to 38,117.56, 52,602.48 and 21,350.56

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Solution

The fourth proportional to 38,117.56, 52,602.48 and 21,350.56 is: 29,463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,117.56 : 52,602.48 = 21,350.56 : x
  2. Step 2: Convert to fraction form
    38,117.56/52,602.48 = 21,350.56/x
  3. Step 3: Cross multiply
    38,117.56x = 52,602.48 × 21,350.56
  4. Step 4: Simplify right side
    38,117.56x = 1,123,092,405.39
  5. Step 5: Solve for x
    x = 1,123,092,405.39/38,117.56
  6. Step 6: Final answer
    x = 29,463.91

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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.