Home / 14,567.47-20,103.72-8,599.14

Finding the Fourth Proportional to 14,567.47, 20,103.72 and 8,599.14

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Solution

The fourth proportional to 14,567.47, 20,103.72 and 8,599.14 is: 11,867.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567.47 : 20,103.72 = 8,599.14 : x
  2. Step 2: Convert to fraction form
    14,567.47/20,103.72 = 8,599.14/x
  3. Step 3: Cross multiply
    14,567.47x = 20,103.72 × 8,599.14
  4. Step 4: Simplify right side
    14,567.47x = 172,874,702.80
  5. Step 5: Solve for x
    x = 172,874,702.80/14,567.47
  6. Step 6: Final answer
    x = 11,867.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.