Home / 42,965.49-64,445.67-25,546.17

Finding the Fourth Proportional to 42,965.49, 64,445.67 and 25,546.17

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Solution

The fourth proportional to 42,965.49, 64,445.67 and 25,546.17 is: 38,317.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,965.49 : 64,445.67 = 25,546.17 : x
  2. Step 2: Convert to fraction form
    42,965.49/64,445.67 = 25,546.17/x
  3. Step 3: Cross multiply
    42,965.49x = 64,445.67 × 25,546.17
  4. Step 4: Simplify right side
    42,965.49x = 1,646,340,041.58
  5. Step 5: Solve for x
    x = 1,646,340,041.58/42,965.49
  6. Step 6: Final answer
    x = 38,317.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.