Home / 42,607.08-58,802.16-25,616.88

Finding the Fourth Proportional to 42,607.08, 58,802.16 and 25,616.88

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Solution

The fourth proportional to 42,607.08, 58,802.16 and 25,616.88 is: 35,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,607.08 : 58,802.16 = 25,616.88 : x
  2. Step 2: Convert to fraction form
    42,607.08/58,802.16 = 25,616.88/x
  3. Step 3: Cross multiply
    42,607.08x = 58,802.16 × 25,616.88
  4. Step 4: Simplify right side
    42,607.08x = 1,506,327,876.46
  5. Step 5: Solve for x
    x = 1,506,327,876.46/42,607.08
  6. Step 6: Final answer
    x = 35,353.93

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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.