Home / 42,390.49-58,504.96-25,395.45

Finding the Fourth Proportional to 42,390.49, 58,504.96 and 25,395.45

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Solution

The fourth proportional to 42,390.49, 58,504.96 and 25,395.45 is: 35,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,390.49 : 58,504.96 = 25,395.45 : x
  2. Step 2: Convert to fraction form
    42,390.49/58,504.96 = 25,395.45/x
  3. Step 3: Cross multiply
    42,390.49x = 58,504.96 × 25,395.45
  4. Step 4: Simplify right side
    42,390.49x = 1,485,759,691.90
  5. Step 5: Solve for x
    x = 1,485,759,691.90/42,390.49
  6. Step 6: Final answer
    x = 35,049.36

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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.