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Finding the Fourth Proportional to 32,008.39, 48,017.79 and 12,019.46

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Solution

The fourth proportional to 32,008.39, 48,017.79 and 12,019.46 is: 18,031.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,008.39 : 48,017.79 = 12,019.46 : x
  2. Step 2: Convert to fraction form
    32,008.39/48,017.79 = 12,019.46/x
  3. Step 3: Cross multiply
    32,008.39x = 48,017.79 × 12,019.46
  4. Step 4: Simplify right side
    32,008.39x = 577,147,906.19
  5. Step 5: Solve for x
    x = 577,147,906.19/32,008.39
  6. Step 6: Final answer
    x = 18,031.14

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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.