Home / 42,404.60-58,512.54-25,405.04

Finding the Fourth Proportional to 42,404.60, 58,512.54 and 25,405.04

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Solution

The fourth proportional to 42,404.60, 58,512.54 and 25,405.04 is: 35,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,404.60 : 58,512.54 = 25,405.04 : x
  2. Step 2: Convert to fraction form
    42,404.60/58,512.54 = 25,405.04/x
  3. Step 3: Cross multiply
    42,404.60x = 58,512.54 × 25,405.04
  4. Step 4: Simplify right side
    42,404.60x = 1,486,513,419.20
  5. Step 5: Solve for x
    x = 1,486,513,419.20/42,404.60
  6. Step 6: Final answer
    x = 35,055.48

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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.