Home / 32,010.40-48,010.20-9,817.75

Finding the Fourth Proportional to 32,010.40, 48,010.20 and 9,817.75

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Solution

The fourth proportional to 32,010.40, 48,010.20 and 9,817.75 is: 14,724.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,010.40 : 48,010.20 = 9,817.75 : x
  2. Step 2: Convert to fraction form
    32,010.40/48,010.20 = 9,817.75/x
  3. Step 3: Cross multiply
    32,010.40x = 48,010.20 × 9,817.75
  4. Step 4: Simplify right side
    32,010.40x = 471,352,141.05
  5. Step 5: Solve for x
    x = 471,352,141.05/32,010.40
  6. Step 6: Final answer
    x = 14,724.97

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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.