Home / 42,961.39-64,426.70-14,873.90

Finding the Fourth Proportional to 42,961.39, 64,426.70 and 14,873.90

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Solution

The fourth proportional to 42,961.39, 64,426.70 and 14,873.90 is: 22,305.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,961.39 : 64,426.70 = 14,873.90 : x
  2. Step 2: Convert to fraction form
    42,961.39/64,426.70 = 14,873.90/x
  3. Step 3: Cross multiply
    42,961.39x = 64,426.70 × 14,873.90
  4. Step 4: Simplify right side
    42,961.39x = 958,276,293.13
  5. Step 5: Solve for x
    x = 958,276,293.13/42,961.39
  6. Step 6: Final answer
    x = 22,305.53

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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.