Home / 32,111.60-48,167.40-28,839.20

Finding the Fourth Proportional to 32,111.60, 48,167.40 and 28,839.20

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Solution

The fourth proportional to 32,111.60, 48,167.40 and 28,839.20 is: 43,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,111.60 : 48,167.40 = 28,839.20 : x
  2. Step 2: Convert to fraction form
    32,111.60/48,167.40 = 28,839.20/x
  3. Step 3: Cross multiply
    32,111.60x = 48,167.40 × 28,839.20
  4. Step 4: Simplify right side
    32,111.60x = 1,389,109,282.08
  5. Step 5: Solve for x
    x = 1,389,109,282.08/32,111.60
  6. Step 6: Final answer
    x = 43,258.80

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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.