Home / 23,320.38-34,984.02-7,520.21

Finding the Fourth Proportional to 23,320.38, 34,984.02 and 7,520.21

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Solution

The fourth proportional to 23,320.38, 34,984.02 and 7,520.21 is: 11,281.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.38 : 34,984.02 = 7,520.21 : x
  2. Step 2: Convert to fraction form
    23,320.38/34,984.02 = 7,520.21/x
  3. Step 3: Cross multiply
    23,320.38x = 34,984.02 × 7,520.21
  4. Step 4: Simplify right side
    23,320.38x = 263,087,158.24
  5. Step 5: Solve for x
    x = 263,087,158.24/23,320.38
  6. Step 6: Final answer
    x = 11,281.43

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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.