Home / 40,318.16-55,624.32-24,396.80

Finding the Fourth Proportional to 40,318.16, 55,624.32 and 24,396.80

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Solution

The fourth proportional to 40,318.16, 55,624.32 and 24,396.80 is: 33,658.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,318.16 : 55,624.32 = 24,396.80 : x
  2. Step 2: Convert to fraction form
    40,318.16/55,624.32 = 24,396.80/x
  3. Step 3: Cross multiply
    40,318.16x = 55,624.32 × 24,396.80
  4. Step 4: Simplify right side
    40,318.16x = 1,357,055,410.18
  5. Step 5: Solve for x
    x = 1,357,055,410.18/40,318.16
  6. Step 6: Final answer
    x = 33,658.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.