Home / 17,512-24,158.22-11,848.72

Finding the Fourth Proportional to 17,512, 24,158.22 and 11,848.72

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Solution

The fourth proportional to 17,512, 24,158.22 and 11,848.72 is: 16,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,512 : 24,158.22 = 11,848.72 : x
  2. Step 2: Convert to fraction form
    17,512/24,158.22 = 11,848.72/x
  3. Step 3: Cross multiply
    17,512x = 24,158.22 × 11,848.72
  4. Step 4: Simplify right side
    17,512x = 286,243,984.48
  5. Step 5: Solve for x
    x = 286,243,984.48/17,512
  6. Step 6: Final answer
    x = 16,345.59

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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.