Home / 47,128.26-70,692.02-11,589.42

Finding the Fourth Proportional to 47,128.26, 70,692.02 and 11,589.42

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Solution

The fourth proportional to 47,128.26, 70,692.02 and 11,589.42 is: 17,384.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,128.26 : 70,692.02 = 11,589.42 : x
  2. Step 2: Convert to fraction form
    47,128.26/70,692.02 = 11,589.42/x
  3. Step 3: Cross multiply
    47,128.26x = 70,692.02 × 11,589.42
  4. Step 4: Simplify right side
    47,128.26x = 819,279,510.43
  5. Step 5: Solve for x
    x = 819,279,510.43/47,128.26
  6. Step 6: Final answer
    x = 17,384.04

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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.