Home / 42,504.40-58,654.90-23,122.68

Finding the Fourth Proportional to 42,504.40, 58,654.90 and 23,122.68

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Solution

The fourth proportional to 42,504.40, 58,654.90 and 23,122.68 is: 31,908.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,504.40 : 58,654.90 = 23,122.68 : x
  2. Step 2: Convert to fraction form
    42,504.40/58,654.90 = 23,122.68/x
  3. Step 3: Cross multiply
    42,504.40x = 58,654.90 × 23,122.68
  4. Step 4: Simplify right side
    42,504.40x = 1,356,258,483.13
  5. Step 5: Solve for x
    x = 1,356,258,483.13/42,504.40
  6. Step 6: Final answer
    x = 31,908.66

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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.