Home / 17,564.40-26,353.08-9,125.55

Finding the Fourth Proportional to 17,564.40, 26,353.08 and 9,125.55

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Solution

The fourth proportional to 17,564.40, 26,353.08 and 9,125.55 is: 13,691.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,564.40 : 26,353.08 = 9,125.55 : x
  2. Step 2: Convert to fraction form
    17,564.40/26,353.08 = 9,125.55/x
  3. Step 3: Cross multiply
    17,564.40x = 26,353.08 × 9,125.55
  4. Step 4: Simplify right side
    17,564.40x = 240,486,349.19
  5. Step 5: Solve for x
    x = 240,486,349.19/17,564.40
  6. Step 6: Final answer
    x = 13,691.69

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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.