Home / 40,059.75-55,280.28-22,153.71

Finding the Fourth Proportional to 40,059.75, 55,280.28 and 22,153.71

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Solution

The fourth proportional to 40,059.75, 55,280.28 and 22,153.71 is: 30,570.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,059.75 : 55,280.28 = 22,153.71 : x
  2. Step 2: Convert to fraction form
    40,059.75/55,280.28 = 22,153.71/x
  3. Step 3: Cross multiply
    40,059.75x = 55,280.28 × 22,153.71
  4. Step 4: Simplify right side
    40,059.75x = 1,224,663,291.84
  5. Step 5: Solve for x
    x = 1,224,663,291.84/40,059.75
  6. Step 6: Final answer
    x = 30,570.92

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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.