Home / 29,443.68-40,635.96-16,868.46

Finding the Fourth Proportional to 29,443.68, 40,635.96 and 16,868.46

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Solution

The fourth proportional to 29,443.68, 40,635.96 and 16,868.46 is: 23,280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,443.68 : 40,635.96 = 16,868.46 : x
  2. Step 2: Convert to fraction form
    29,443.68/40,635.96 = 16,868.46/x
  3. Step 3: Cross multiply
    29,443.68x = 40,635.96 × 16,868.46
  4. Step 4: Simplify right side
    29,443.68x = 685,466,065.82
  5. Step 5: Solve for x
    x = 685,466,065.82/29,443.68
  6. Step 6: Final answer
    x = 23,280.58

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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.