Home / 17,897.16-24,693.12-11,189.64

Finding the Fourth Proportional to 17,897.16, 24,693.12 and 11,189.64

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Solution

The fourth proportional to 17,897.16, 24,693.12 and 11,189.64 is: 15,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,897.16 : 24,693.12 = 11,189.64 : x
  2. Step 2: Convert to fraction form
    17,897.16/24,693.12 = 11,189.64/x
  3. Step 3: Cross multiply
    17,897.16x = 24,693.12 × 11,189.64
  4. Step 4: Simplify right side
    17,897.16x = 276,307,123.28
  5. Step 5: Solve for x
    x = 276,307,123.28/17,897.16
  6. Step 6: Final answer
    x = 15,438.60

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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.