Home / 42,279.06-58,335.54-25,280.48

Finding the Fourth Proportional to 42,279.06, 58,335.54 and 25,280.48

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Solution

The fourth proportional to 42,279.06, 58,335.54 and 25,280.48 is: 34,881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,279.06 : 58,335.54 = 25,280.48 : x
  2. Step 2: Convert to fraction form
    42,279.06/58,335.54 = 25,280.48/x
  3. Step 3: Cross multiply
    42,279.06x = 58,335.54 × 25,280.48
  4. Step 4: Simplify right side
    42,279.06x = 1,474,750,452.26
  5. Step 5: Solve for x
    x = 1,474,750,452.26/42,279.06
  6. Step 6: Final answer
    x = 34,881.34

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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.