Home / 14,948.80-20,627.53-8,575.05

Finding the Fourth Proportional to 14,948.80, 20,627.53 and 8,575.05

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Solution

The fourth proportional to 14,948.80, 20,627.53 and 8,575.05 is: 11,832.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948.80 : 20,627.53 = 8,575.05 : x
  2. Step 2: Convert to fraction form
    14,948.80/20,627.53 = 8,575.05/x
  3. Step 3: Cross multiply
    14,948.80x = 20,627.53 × 8,575.05
  4. Step 4: Simplify right side
    14,948.80x = 176,882,101.13
  5. Step 5: Solve for x
    x = 176,882,101.13/14,948.80
  6. Step 6: Final answer
    x = 11,832.53

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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.