Home / 14,854.98-20,500.43-8,482.61

Finding the Fourth Proportional to 14,854.98, 20,500.43 and 8,482.61

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Solution

The fourth proportional to 14,854.98, 20,500.43 and 8,482.61 is: 11,706.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,854.98 : 20,500.43 = 8,482.61 : x
  2. Step 2: Convert to fraction form
    14,854.98/20,500.43 = 8,482.61/x
  3. Step 3: Cross multiply
    14,854.98x = 20,500.43 × 8,482.61
  4. Step 4: Simplify right side
    14,854.98x = 173,897,071.23
  5. Step 5: Solve for x
    x = 173,897,071.23/14,854.98
  6. Step 6: Final answer
    x = 11,706.32

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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.