Home / 52,487.12-78,746.07-16,947.66

Finding the Fourth Proportional to 52,487.12, 78,746.07 and 16,947.66

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Solution

The fourth proportional to 52,487.12, 78,746.07 and 16,947.66 is: 25,426.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,487.12 : 78,746.07 = 16,947.66 : x
  2. Step 2: Convert to fraction form
    52,487.12/78,746.07 = 16,947.66/x
  3. Step 3: Cross multiply
    52,487.12x = 78,746.07 × 16,947.66
  4. Step 4: Simplify right side
    52,487.12x = 1,334,561,620.70
  5. Step 5: Solve for x
    x = 1,334,561,620.70/52,487.12
  6. Step 6: Final answer
    x = 25,426.46

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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.