Home / 17,001.22-23,459.96-9,931.76

Finding the Fourth Proportional to 17,001.22, 23,459.96 and 9,931.76

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Solution

The fourth proportional to 17,001.22, 23,459.96 and 9,931.76 is: 13,704.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,001.22 : 23,459.96 = 9,931.76 : x
  2. Step 2: Convert to fraction form
    17,001.22/23,459.96 = 9,931.76/x
  3. Step 3: Cross multiply
    17,001.22x = 23,459.96 × 9,931.76
  4. Step 4: Simplify right side
    17,001.22x = 232,998,692.33
  5. Step 5: Solve for x
    x = 232,998,692.33/17,001.22
  6. Step 6: Final answer
    x = 13,704.82

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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.