Home / 32,172.68-48,265.08-12,188.16

Finding the Fourth Proportional to 32,172.68, 48,265.08 and 12,188.16

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Solution

The fourth proportional to 32,172.68, 48,265.08 and 12,188.16 is: 18,284.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,172.68 : 48,265.08 = 12,188.16 : x
  2. Step 2: Convert to fraction form
    32,172.68/48,265.08 = 12,188.16/x
  3. Step 3: Cross multiply
    32,172.68x = 48,265.08 × 12,188.16
  4. Step 4: Simplify right side
    32,172.68x = 588,262,336.46
  5. Step 5: Solve for x
    x = 588,262,336.46/32,172.68
  6. Step 6: Final answer
    x = 18,284.53

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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.