Home / 34,278.96-51,423.86-14,557.62

Finding the Fourth Proportional to 34,278.96, 51,423.86 and 14,557.62

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Solution

The fourth proportional to 34,278.96, 51,423.86 and 14,557.62 is: 21,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,278.96 : 51,423.86 = 14,557.62 : x
  2. Step 2: Convert to fraction form
    34,278.96/51,423.86 = 14,557.62/x
  3. Step 3: Cross multiply
    34,278.96x = 51,423.86 × 14,557.62
  4. Step 4: Simplify right side
    34,278.96x = 748,609,012.81
  5. Step 5: Solve for x
    x = 748,609,012.81/34,278.96
  6. Step 6: Final answer
    x = 21,838.73

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1.5x scale

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.