Home / 32,190.12-48,287.88-8,816.76

Finding the Fourth Proportional to 32,190.12, 48,287.88 and 8,816.76

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Solution

The fourth proportional to 32,190.12, 48,287.88 and 8,816.76 is: 13,225.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190.12 : 48,287.88 = 8,816.76 : x
  2. Step 2: Convert to fraction form
    32,190.12/48,287.88 = 8,816.76/x
  3. Step 3: Cross multiply
    32,190.12x = 48,287.88 × 8,816.76
  4. Step 4: Simplify right side
    32,190.12x = 425,742,648.87
  5. Step 5: Solve for x
    x = 425,742,648.87/32,190.12
  6. Step 6: Final answer
    x = 13,225.88

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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.