Home / 51,127.38-76,695.17-17,846.71

Finding the Fourth Proportional to 51,127.38, 76,695.17 and 17,846.71

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Solution

The fourth proportional to 51,127.38, 76,695.17 and 17,846.71 is: 26,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,127.38 : 76,695.17 = 17,846.71 : x
  2. Step 2: Convert to fraction form
    51,127.38/76,695.17 = 17,846.71/x
  3. Step 3: Cross multiply
    51,127.38x = 76,695.17 × 17,846.71
  4. Step 4: Simplify right side
    51,127.38x = 1,368,756,457.39
  5. Step 5: Solve for x
    x = 1,368,756,457.39/51,127.38
  6. Step 6: Final answer
    x = 26,771.50

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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.