Home / 21,724.98-32,593.95-12,484.50

Finding the Fourth Proportional to 21,724.98, 32,593.95 and 12,484.50

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Solution

The fourth proportional to 21,724.98, 32,593.95 and 12,484.50 is: 18,730.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,724.98 : 32,593.95 = 12,484.50 : x
  2. Step 2: Convert to fraction form
    21,724.98/32,593.95 = 12,484.50/x
  3. Step 3: Cross multiply
    21,724.98x = 32,593.95 × 12,484.50
  4. Step 4: Simplify right side
    21,724.98x = 406,919,168.78
  5. Step 5: Solve for x
    x = 406,919,168.78/21,724.98
  6. Step 6: Final answer
    x = 18,730.47

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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.