Home / 12,432.55-17,165.18-9,594.89

Finding the Fourth Proportional to 12,432.55, 17,165.18 and 9,594.89

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Solution

The fourth proportional to 12,432.55, 17,165.18 and 9,594.89 is: 13,247.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432.55 : 17,165.18 = 9,594.89 : x
  2. Step 2: Convert to fraction form
    12,432.55/17,165.18 = 9,594.89/x
  3. Step 3: Cross multiply
    12,432.55x = 17,165.18 × 9,594.89
  4. Step 4: Simplify right side
    12,432.55x = 164,698,013.93
  5. Step 5: Solve for x
    x = 164,698,013.93/12,432.55
  6. Step 6: Final answer
    x = 13,247.32

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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.