Home / 34,748.15-47,952.11-19,434.53

Finding the Fourth Proportional to 34,748.15, 47,952.11 and 19,434.53

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Solution

The fourth proportional to 34,748.15, 47,952.11 and 19,434.53 is: 26,819.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,748.15 : 47,952.11 = 19,434.53 : x
  2. Step 2: Convert to fraction form
    34,748.15/47,952.11 = 19,434.53/x
  3. Step 3: Cross multiply
    34,748.15x = 47,952.11 × 19,434.53
  4. Step 4: Simplify right side
    34,748.15x = 931,926,383.43
  5. Step 5: Solve for x
    x = 931,926,383.43/34,748.15
  6. Step 6: Final answer
    x = 26,819.46

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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.