Home / 34,180.13-47,170.40-20,037.53

Finding the Fourth Proportional to 34,180.13, 47,170.40 and 20,037.53

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Solution

The fourth proportional to 34,180.13, 47,170.40 and 20,037.53 is: 27,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,180.13 : 47,170.40 = 20,037.53 : x
  2. Step 2: Convert to fraction form
    34,180.13/47,170.40 = 20,037.53/x
  3. Step 3: Cross multiply
    34,180.13x = 47,170.40 × 20,037.53
  4. Step 4: Simplify right side
    34,180.13x = 945,177,969.07
  5. Step 5: Solve for x
    x = 945,177,969.07/34,180.13
  6. Step 6: Final answer
    x = 27,652.85

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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.