Home / 34,218.81-51,336.11-14,498.15

Finding the Fourth Proportional to 34,218.81, 51,336.11 and 14,498.15

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Solution

The fourth proportional to 34,218.81, 51,336.11 and 14,498.15 is: 21,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,218.81 : 51,336.11 = 14,498.15 : x
  2. Step 2: Convert to fraction form
    34,218.81/51,336.11 = 14,498.15/x
  3. Step 3: Cross multiply
    34,218.81x = 51,336.11 × 14,498.15
  4. Step 4: Simplify right side
    34,218.81x = 744,278,402.76
  5. Step 5: Solve for x
    x = 744,278,402.76/34,218.81
  6. Step 6: Final answer
    x = 21,750.56

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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.