Home / 14,872.48-20,524.02-8,158.15

Finding the Fourth Proportional to 14,872.48, 20,524.02 and 8,158.15

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Solution

The fourth proportional to 14,872.48, 20,524.02 and 8,158.15 is: 11,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,872.48 : 20,524.02 = 8,158.15 : x
  2. Step 2: Convert to fraction form
    14,872.48/20,524.02 = 8,158.15/x
  3. Step 3: Cross multiply
    14,872.48x = 20,524.02 × 8,158.15
  4. Step 4: Simplify right side
    14,872.48x = 167,438,028.82
  5. Step 5: Solve for x
    x = 167,438,028.82/14,872.48
  6. Step 6: Final answer
    x = 11,258.25

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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.