Home / 25,343.28-34,973.10-14,734.98

Finding the Fourth Proportional to 25,343.28, 34,973.10 and 14,734.98

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Solution

The fourth proportional to 25,343.28, 34,973.10 and 14,734.98 is: 20,333.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.28 : 34,973.10 = 14,734.98 : x
  2. Step 2: Convert to fraction form
    25,343.28/34,973.10 = 14,734.98/x
  3. Step 3: Cross multiply
    25,343.28x = 34,973.10 × 14,734.98
  4. Step 4: Simplify right side
    25,343.28x = 515,327,929.04
  5. Step 5: Solve for x
    x = 515,327,929.04/25,343.28
  6. Step 6: Final answer
    x = 20,333.91

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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.