Home / 32,505.04-48,758.20-10,318.80

Finding the Fourth Proportional to 32,505.04, 48,758.20 and 10,318.80

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Solution

The fourth proportional to 32,505.04, 48,758.20 and 10,318.80 is: 15,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,505.04 : 48,758.20 = 10,318.80 : x
  2. Step 2: Convert to fraction form
    32,505.04/48,758.20 = 10,318.80/x
  3. Step 3: Cross multiply
    32,505.04x = 48,758.20 × 10,318.80
  4. Step 4: Simplify right side
    32,505.04x = 503,126,114.16
  5. Step 5: Solve for x
    x = 503,126,114.16/32,505.04
  6. Step 6: Final answer
    x = 15,478.40

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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.