Home / 32,189.76-48,287.16-12,466.80

Finding the Fourth Proportional to 32,189.76, 48,287.16 and 12,466.80

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Solution

The fourth proportional to 32,189.76, 48,287.16 and 12,466.80 is: 18,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,189.76 : 48,287.16 = 12,466.80 : x
  2. Step 2: Convert to fraction form
    32,189.76/48,287.16 = 12,466.80/x
  3. Step 3: Cross multiply
    32,189.76x = 48,287.16 × 12,466.80
  4. Step 4: Simplify right side
    32,189.76x = 601,986,366.29
  5. Step 5: Solve for x
    x = 601,986,366.29/32,189.76
  6. Step 6: Final answer
    x = 18,701.18

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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.