Home / 43,426.68-65,118.10-15,342.52

Finding the Fourth Proportional to 43,426.68, 65,118.10 and 15,342.52

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Solution

The fourth proportional to 43,426.68, 65,118.10 and 15,342.52 is: 23,006.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,426.68 : 65,118.10 = 15,342.52 : x
  2. Step 2: Convert to fraction form
    43,426.68/65,118.10 = 15,342.52/x
  3. Step 3: Cross multiply
    43,426.68x = 65,118.10 × 15,342.52
  4. Step 4: Simplify right side
    43,426.68x = 999,075,751.61
  5. Step 5: Solve for x
    x = 999,075,751.61/43,426.68
  6. Step 6: Final answer
    x = 23,006.04

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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.