Home / 54,519.93-75,237.17-30,646.40

Finding the Fourth Proportional to 54,519.93, 75,237.17 and 30,646.40

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Solution

The fourth proportional to 54,519.93, 75,237.17 and 30,646.40 is: 42,291.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,519.93 : 75,237.17 = 30,646.40 : x
  2. Step 2: Convert to fraction form
    54,519.93/75,237.17 = 30,646.40/x
  3. Step 3: Cross multiply
    54,519.93x = 75,237.17 × 30,646.40
  4. Step 4: Simplify right side
    54,519.93x = 2,305,747,877.27
  5. Step 5: Solve for x
    x = 2,305,747,877.27/54,519.93
  6. Step 6: Final answer
    x = 42,291.83

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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.