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Finding the Fourth Proportional to 39,374.44, 58,622.45 and 38,822.92

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Solution

The fourth proportional to 39,374.44, 58,622.45 and 38,822.92 is: 57,801.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,374.44 : 58,622.45 = 38,822.92 : x
  2. Step 2: Convert to fraction form
    39,374.44/58,622.45 = 38,822.92/x
  3. Step 3: Cross multiply
    39,374.44x = 58,622.45 × 38,822.92
  4. Step 4: Simplify right side
    39,374.44x = 2,275,894,686.55
  5. Step 5: Solve for x
    x = 2,275,894,686.55/39,374.44
  6. Step 6: Final answer
    x = 57,801.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.