Home / 38,712.52-53,427.36-22,796.63

Finding the Fourth Proportional to 38,712.52, 53,427.36 and 22,796.63

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Solution

The fourth proportional to 38,712.52, 53,427.36 and 22,796.63 is: 31,461.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,712.52 : 53,427.36 = 22,796.63 : x
  2. Step 2: Convert to fraction form
    38,712.52/53,427.36 = 22,796.63/x
  3. Step 3: Cross multiply
    38,712.52x = 53,427.36 × 22,796.63
  4. Step 4: Simplify right side
    38,712.52x = 1,217,963,757.80
  5. Step 5: Solve for x
    x = 1,217,963,757.80/38,712.52
  6. Step 6: Final answer
    x = 31,461.75

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Double scale
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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.