Home / 33,931.78-50,897.67-10,553.56

Finding the Fourth Proportional to 33,931.78, 50,897.67 and 10,553.56

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Solution

The fourth proportional to 33,931.78, 50,897.67 and 10,553.56 is: 15,830.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,931.78 : 50,897.67 = 10,553.56 : x
  2. Step 2: Convert to fraction form
    33,931.78/50,897.67 = 10,553.56/x
  3. Step 3: Cross multiply
    33,931.78x = 50,897.67 × 10,553.56
  4. Step 4: Simplify right side
    33,931.78x = 537,151,614.21
  5. Step 5: Solve for x
    x = 537,151,614.21/33,931.78
  6. Step 6: Final answer
    x = 15,830.34

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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.