Home / 18,062.40-24,929.36-11,774.64

Finding the Fourth Proportional to 18,062.40, 24,929.36 and 11,774.64

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Solution

The fourth proportional to 18,062.40, 24,929.36 and 11,774.64 is: 16,251.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,062.40 : 24,929.36 = 11,774.64 : x
  2. Step 2: Convert to fraction form
    18,062.40/24,929.36 = 11,774.64/x
  3. Step 3: Cross multiply
    18,062.40x = 24,929.36 × 11,774.64
  4. Step 4: Simplify right side
    18,062.40x = 293,534,239.43
  5. Step 5: Solve for x
    x = 293,534,239.43/18,062.40
  6. Step 6: Final answer
    x = 16,251.12

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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.