Home / 12,330.32-18,500.02-8,848.12

Finding the Fourth Proportional to 12,330.32, 18,500.02 and 8,848.12

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Solution

The fourth proportional to 12,330.32, 18,500.02 and 8,848.12 is: 13,275.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330.32 : 18,500.02 = 8,848.12 : x
  2. Step 2: Convert to fraction form
    12,330.32/18,500.02 = 8,848.12/x
  3. Step 3: Cross multiply
    12,330.32x = 18,500.02 × 8,848.12
  4. Step 4: Simplify right side
    12,330.32x = 163,690,396.96
  5. Step 5: Solve for x
    x = 163,690,396.96/12,330.32
  6. Step 6: Final answer
    x = 13,275.44

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1.5x scale

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.