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Finding the Fourth Proportional to 32,155.90, 48,233.85 and 9,969.10

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Solution

The fourth proportional to 32,155.90, 48,233.85 and 9,969.10 is: 14,953.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,155.90 : 48,233.85 = 9,969.10 : x
  2. Step 2: Convert to fraction form
    32,155.90/48,233.85 = 9,969.10/x
  3. Step 3: Cross multiply
    32,155.90x = 48,233.85 × 9,969.10
  4. Step 4: Simplify right side
    32,155.90x = 480,848,074.04
  5. Step 5: Solve for x
    x = 480,848,074.04/32,155.90
  6. Step 6: Final answer
    x = 14,953.65

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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.