Home / 54,813.76-75,642.69-29,663.26

Finding the Fourth Proportional to 54,813.76, 75,642.69 and 29,663.26

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Solution

The fourth proportional to 54,813.76, 75,642.69 and 29,663.26 is: 40,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,813.76 : 75,642.69 = 29,663.26 : x
  2. Step 2: Convert to fraction form
    54,813.76/75,642.69 = 29,663.26/x
  3. Step 3: Cross multiply
    54,813.76x = 75,642.69 × 29,663.26
  4. Step 4: Simplify right side
    54,813.76x = 2,243,808,780.57
  5. Step 5: Solve for x
    x = 2,243,808,780.57/54,813.76
  6. Step 6: Final answer
    x = 40,935.14

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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.