Home / 34,178.50-47,167.45-19,837.25

Finding the Fourth Proportional to 34,178.50, 47,167.45 and 19,837.25

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Solution

The fourth proportional to 34,178.50, 47,167.45 and 19,837.25 is: 27,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,178.50 : 47,167.45 = 19,837.25 : x
  2. Step 2: Convert to fraction form
    34,178.50/47,167.45 = 19,837.25/x
  3. Step 3: Cross multiply
    34,178.50x = 47,167.45 × 19,837.25
  4. Step 4: Simplify right side
    34,178.50x = 935,672,212.08
  5. Step 5: Solve for x
    x = 935,672,212.08/34,178.50
  6. Step 6: Final answer
    x = 27,376.05

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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.