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Finding the Fourth Proportional to 32,610.66, 48,888.36 and 12,903.12

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Solution

The fourth proportional to 32,610.66, 48,888.36 and 12,903.12 is: 19,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,610.66 : 48,888.36 = 12,903.12 : x
  2. Step 2: Convert to fraction form
    32,610.66/48,888.36 = 12,903.12/x
  3. Step 3: Cross multiply
    32,610.66x = 48,888.36 × 12,903.12
  4. Step 4: Simplify right side
    32,610.66x = 630,812,375.68
  5. Step 5: Solve for x
    x = 630,812,375.68/32,610.66
  6. Step 6: Final answer
    x = 19,343.75

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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.