Home / 42,224.79-58,278.24-30,157.95

Finding the Fourth Proportional to 42,224.79, 58,278.24 and 30,157.95

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Solution

The fourth proportional to 42,224.79, 58,278.24 and 30,157.95 is: 41,623.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,224.79 : 58,278.24 = 30,157.95 : x
  2. Step 2: Convert to fraction form
    42,224.79/58,278.24 = 30,157.95/x
  3. Step 3: Cross multiply
    42,224.79x = 58,278.24 × 30,157.95
  4. Step 4: Simplify right side
    42,224.79x = 1,757,552,248.01
  5. Step 5: Solve for x
    x = 1,757,552,248.01/42,224.79
  6. Step 6: Final answer
    x = 41,623.71

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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.