Home / 53,221.35-73,442.10-29,348.22

Finding the Fourth Proportional to 53,221.35, 73,442.10 and 29,348.22

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Solution

The fourth proportional to 53,221.35, 73,442.10 and 29,348.22 is: 40,498.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,221.35 : 73,442.10 = 29,348.22 : x
  2. Step 2: Convert to fraction form
    53,221.35/73,442.10 = 29,348.22/x
  3. Step 3: Cross multiply
    53,221.35x = 73,442.10 × 29,348.22
  4. Step 4: Simplify right side
    53,221.35x = 2,155,394,908.06
  5. Step 5: Solve for x
    x = 2,155,394,908.06/53,221.35
  6. Step 6: Final answer
    x = 40,498.69

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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.