Home / 39,967.52-55,155.56-22,062.14

Finding the Fourth Proportional to 39,967.52, 55,155.56 and 22,062.14

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Solution

The fourth proportional to 39,967.52, 55,155.56 and 22,062.14 is: 30,445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,967.52 : 55,155.56 = 22,062.14 : x
  2. Step 2: Convert to fraction form
    39,967.52/55,155.56 = 22,062.14/x
  3. Step 3: Cross multiply
    39,967.52x = 55,155.56 × 22,062.14
  4. Step 4: Simplify right side
    39,967.52x = 1,216,849,352.12
  5. Step 5: Solve for x
    x = 1,216,849,352.12/39,967.52
  6. Step 6: Final answer
    x = 30,445.96

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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.