Home / 32,005.40-48,008.10-11,226.20

Finding the Fourth Proportional to 32,005.40, 48,008.10 and 11,226.20

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Solution

The fourth proportional to 32,005.40, 48,008.10 and 11,226.20 is: 16,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,005.40 : 48,008.10 = 11,226.20 : x
  2. Step 2: Convert to fraction form
    32,005.40/48,008.10 = 11,226.20/x
  3. Step 3: Cross multiply
    32,005.40x = 48,008.10 × 11,226.20
  4. Step 4: Simplify right side
    32,005.40x = 538,948,532.22
  5. Step 5: Solve for x
    x = 538,948,532.22/32,005.40
  6. Step 6: Final answer
    x = 16,839.30

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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.