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Finding the Fourth Proportional to 15,874.36, 23,848.02 and 11,205.12

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Solution

The fourth proportional to 15,874.36, 23,848.02 and 11,205.12 is: 16,833.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874.36 : 23,848.02 = 11,205.12 : x
  2. Step 2: Convert to fraction form
    15,874.36/23,848.02 = 11,205.12/x
  3. Step 3: Cross multiply
    15,874.36x = 23,848.02 × 11,205.12
  4. Step 4: Simplify right side
    15,874.36x = 267,219,925.86
  5. Step 5: Solve for x
    x = 267,219,925.86/15,874.36
  6. Step 6: Final answer
    x = 16,833.43

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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.