Home / 14,981.40-22,444.02-12,531.96

Finding the Fourth Proportional to 14,981.40, 22,444.02 and 12,531.96

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Solution

The fourth proportional to 14,981.40, 22,444.02 and 12,531.96 is: 18,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.40 : 22,444.02 = 12,531.96 : x
  2. Step 2: Convert to fraction form
    14,981.40/22,444.02 = 12,531.96/x
  3. Step 3: Cross multiply
    14,981.40x = 22,444.02 × 12,531.96
  4. Step 4: Simplify right side
    14,981.40x = 281,267,560.88
  5. Step 5: Solve for x
    x = 281,267,560.88/14,981.40
  6. Step 6: Final answer
    x = 18,774.45

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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.