Home / 31,926.16-47,858.28-17,893

Finding the Fourth Proportional to 31,926.16, 47,858.28 and 17,893

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Solution

The fourth proportional to 31,926.16, 47,858.28 and 17,893 is: 26,822.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,926.16 : 47,858.28 = 17,893 : x
  2. Step 2: Convert to fraction form
    31,926.16/47,858.28 = 17,893/x
  3. Step 3: Cross multiply
    31,926.16x = 47,858.28 × 17,893
  4. Step 4: Simplify right side
    31,926.16x = 856,328,204.04
  5. Step 5: Solve for x
    x = 856,328,204.04/31,926.16
  6. Step 6: Final answer
    x = 26,822.15

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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.