Home / 34,101.07-47,061.84-20,672.89

Finding the Fourth Proportional to 34,101.07, 47,061.84 and 20,672.89

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Solution

The fourth proportional to 34,101.07, 47,061.84 and 20,672.89 is: 28,530.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,101.07 : 47,061.84 = 20,672.89 : x
  2. Step 2: Convert to fraction form
    34,101.07/47,061.84 = 20,672.89/x
  3. Step 3: Cross multiply
    34,101.07x = 47,061.84 × 20,672.89
  4. Step 4: Simplify right side
    34,101.07x = 972,904,250.87
  5. Step 5: Solve for x
    x = 972,904,250.87/34,101.07
  6. Step 6: Final answer
    x = 28,530.02

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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.