Home / 14,378.38-21,567.57-6,587.19

Finding the Fourth Proportional to 14,378.38, 21,567.57 and 6,587.19

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Solution

The fourth proportional to 14,378.38, 21,567.57 and 6,587.19 is: 9,880.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,378.38 : 21,567.57 = 6,587.19 : x
  2. Step 2: Convert to fraction form
    14,378.38/21,567.57 = 6,587.19/x
  3. Step 3: Cross multiply
    14,378.38x = 21,567.57 × 6,587.19
  4. Step 4: Simplify right side
    14,378.38x = 142,069,656.73
  5. Step 5: Solve for x
    x = 142,069,656.73/14,378.38
  6. Step 6: Final answer
    x = 9,880.79

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Similar ratio
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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.