Home / 42,243.15-58,305.93-25,257.45

Finding the Fourth Proportional to 42,243.15, 58,305.93 and 25,257.45

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Solution

The fourth proportional to 42,243.15, 58,305.93 and 25,257.45 is: 34,861.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,243.15 : 58,305.93 = 25,257.45 : x
  2. Step 2: Convert to fraction form
    42,243.15/58,305.93 = 25,257.45/x
  3. Step 3: Cross multiply
    42,243.15x = 58,305.93 × 25,257.45
  4. Step 4: Simplify right side
    42,243.15x = 1,472,659,111.68
  5. Step 5: Solve for x
    x = 1,472,659,111.68/42,243.15
  6. Step 6: Final answer
    x = 34,861.49

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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.