Home / 61,269.77-84,572.97-38,646.47

Finding the Fourth Proportional to 61,269.77, 84,572.97 and 38,646.47

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Solution

The fourth proportional to 61,269.77, 84,572.97 and 38,646.47 is: 53,345.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,269.77 : 84,572.97 = 38,646.47 : x
  2. Step 2: Convert to fraction form
    61,269.77/84,572.97 = 38,646.47/x
  3. Step 3: Cross multiply
    61,269.77x = 84,572.97 × 38,646.47
  4. Step 4: Simplify right side
    61,269.77x = 3,268,446,959.35
  5. Step 5: Solve for x
    x = 3,268,446,959.35/61,269.77
  6. Step 6: Final answer
    x = 53,345.18

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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.