Home / 40,348.88-55,688.28-23,353.60

Finding the Fourth Proportional to 40,348.88, 55,688.28 and 23,353.60

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Solution

The fourth proportional to 40,348.88, 55,688.28 and 23,353.60 is: 32,231.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,348.88 : 55,688.28 = 23,353.60 : x
  2. Step 2: Convert to fraction form
    40,348.88/55,688.28 = 23,353.60/x
  3. Step 3: Cross multiply
    40,348.88x = 55,688.28 × 23,353.60
  4. Step 4: Simplify right side
    40,348.88x = 1,300,521,815.81
  5. Step 5: Solve for x
    x = 1,300,521,815.81/40,348.88
  6. Step 6: Final answer
    x = 32,231.92

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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.