Home / 39,046.16-53,887.56-22,281.68

Finding the Fourth Proportional to 39,046.16, 53,887.56 and 22,281.68

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Solution

The fourth proportional to 39,046.16, 53,887.56 and 22,281.68 is: 30,750.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,046.16 : 53,887.56 = 22,281.68 : x
  2. Step 2: Convert to fraction form
    39,046.16/53,887.56 = 22,281.68/x
  3. Step 3: Cross multiply
    39,046.16x = 53,887.56 × 22,281.68
  4. Step 4: Simplify right side
    39,046.16x = 1,200,705,367.90
  5. Step 5: Solve for x
    x = 1,200,705,367.90/39,046.16
  6. Step 6: Final answer
    x = 30,750.92

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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.