Home / 32,135.20-48,206.40-9,948.40

Finding the Fourth Proportional to 32,135.20, 48,206.40 and 9,948.40

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Solution

The fourth proportional to 32,135.20, 48,206.40 and 9,948.40 is: 14,923.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,135.20 : 48,206.40 = 9,948.40 : x
  2. Step 2: Convert to fraction form
    32,135.20/48,206.40 = 9,948.40/x
  3. Step 3: Cross multiply
    32,135.20x = 48,206.40 × 9,948.40
  4. Step 4: Simplify right side
    32,135.20x = 479,576,549.76
  5. Step 5: Solve for x
    x = 479,576,549.76/32,135.20
  6. Step 6: Final answer
    x = 14,923.71

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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.