Home / 33,931.74-50,901.53-12,887.56

Finding the Fourth Proportional to 33,931.74, 50,901.53 and 12,887.56

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Solution

The fourth proportional to 33,931.74, 50,901.53 and 12,887.56 is: 19,332.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,931.74 : 50,901.53 = 12,887.56 : x
  2. Step 2: Convert to fraction form
    33,931.74/50,901.53 = 12,887.56/x
  3. Step 3: Cross multiply
    33,931.74x = 50,901.53 × 12,887.56
  4. Step 4: Simplify right side
    33,931.74x = 655,996,521.97
  5. Step 5: Solve for x
    x = 655,996,521.97/33,931.74
  6. Step 6: Final answer
    x = 19,332.83

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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.