Home / 16,531.84-22,830.96-14,160.16

Finding the Fourth Proportional to 16,531.84, 22,830.96 and 14,160.16

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Solution

The fourth proportional to 16,531.84, 22,830.96 and 14,160.16 is: 19,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.84 : 22,830.96 = 14,160.16 : x
  2. Step 2: Convert to fraction form
    16,531.84/22,830.96 = 14,160.16/x
  3. Step 3: Cross multiply
    16,531.84x = 22,830.96 × 14,160.16
  4. Step 4: Simplify right side
    16,531.84x = 323,290,046.55
  5. Step 5: Solve for x
    x = 323,290,046.55/16,531.84
  6. Step 6: Final answer
    x = 19,555.60

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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.