Home / 54,827.91-75,666.02-30,945.87

Finding the Fourth Proportional to 54,827.91, 75,666.02 and 30,945.87

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Solution

The fourth proportional to 54,827.91, 75,666.02 and 30,945.87 is: 42,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,827.91 : 75,666.02 = 30,945.87 : x
  2. Step 2: Convert to fraction form
    54,827.91/75,666.02 = 30,945.87/x
  3. Step 3: Cross multiply
    54,827.91x = 75,666.02 × 30,945.87
  4. Step 4: Simplify right side
    54,827.91x = 2,341,550,663.61
  5. Step 5: Solve for x
    x = 2,341,550,663.61/54,827.91
  6. Step 6: Final answer
    x = 42,707.28

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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.