Home / 23,581.98-32,543.99-12,972.42

Finding the Fourth Proportional to 23,581.98, 32,543.99 and 12,972.42

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Solution

The fourth proportional to 23,581.98, 32,543.99 and 12,972.42 is: 17,902.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,581.98 : 32,543.99 = 12,972.42 : x
  2. Step 2: Convert to fraction form
    23,581.98/32,543.99 = 12,972.42/x
  3. Step 3: Cross multiply
    23,581.98x = 32,543.99 × 12,972.42
  4. Step 4: Simplify right side
    23,581.98x = 422,174,306.76
  5. Step 5: Solve for x
    x = 422,174,306.76/23,581.98
  6. Step 6: Final answer
    x = 17,902.41

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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.