Home / 35,387.27-48,836.79-19,471.71

Finding the Fourth Proportional to 35,387.27, 48,836.79 and 19,471.71

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Solution

The fourth proportional to 35,387.27, 48,836.79 and 19,471.71 is: 26,872.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,387.27 : 48,836.79 = 19,471.71 : x
  2. Step 2: Convert to fraction form
    35,387.27/48,836.79 = 19,471.71/x
  3. Step 3: Cross multiply
    35,387.27x = 48,836.79 × 19,471.71
  4. Step 4: Simplify right side
    35,387.27x = 950,935,812.21
  5. Step 5: Solve for x
    x = 950,935,812.21/35,387.27
  6. Step 6: Final answer
    x = 26,872.26

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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.