Home / 14,034.38-19,367.47-7,746.75

Finding the Fourth Proportional to 14,034.38, 19,367.47 and 7,746.75

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Solution

The fourth proportional to 14,034.38, 19,367.47 and 7,746.75 is: 10,690.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.38 : 19,367.47 = 7,746.75 : x
  2. Step 2: Convert to fraction form
    14,034.38/19,367.47 = 7,746.75/x
  3. Step 3: Cross multiply
    14,034.38x = 19,367.47 × 7,746.75
  4. Step 4: Simplify right side
    14,034.38x = 150,034,957.91
  5. Step 5: Solve for x
    x = 150,034,957.91/14,034.38
  6. Step 6: Final answer
    x = 10,690.53

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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.