Home / 14,259.14-21,387.03-4,397.57

Finding the Fourth Proportional to 14,259.14, 21,387.03 and 4,397.57

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Solution

The fourth proportional to 14,259.14, 21,387.03 and 4,397.57 is: 6,595.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.14 : 21,387.03 = 4,397.57 : x
  2. Step 2: Convert to fraction form
    14,259.14/21,387.03 = 4,397.57/x
  3. Step 3: Cross multiply
    14,259.14x = 21,387.03 × 4,397.57
  4. Step 4: Simplify right side
    14,259.14x = 94,050,854.58
  5. Step 5: Solve for x
    x = 94,050,854.58/14,259.14
  6. Step 6: Final answer
    x = 6,595.83

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1.5x scale

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.