Home / 38,912.16-58,280.40-23,296.80

Finding the Fourth Proportional to 38,912.16, 58,280.40 and 23,296.80

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Solution

The fourth proportional to 38,912.16, 58,280.40 and 23,296.80 is: 34,892.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,912.16 : 58,280.40 = 23,296.80 : x
  2. Step 2: Convert to fraction form
    38,912.16/58,280.40 = 23,296.80/x
  3. Step 3: Cross multiply
    38,912.16x = 58,280.40 × 23,296.80
  4. Step 4: Simplify right side
    38,912.16x = 1,357,746,822.72
  5. Step 5: Solve for x
    x = 1,357,746,822.72/38,912.16
  6. Step 6: Final answer
    x = 34,892.61

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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.