Home / 29,479.38-40,681.28-16,050.60

Finding the Fourth Proportional to 29,479.38, 40,681.28 and 16,050.60

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Solution

The fourth proportional to 29,479.38, 40,681.28 and 16,050.60 is: 22,149.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,479.38 : 40,681.28 = 16,050.60 : x
  2. Step 2: Convert to fraction form
    29,479.38/40,681.28 = 16,050.60/x
  3. Step 3: Cross multiply
    29,479.38x = 40,681.28 × 16,050.60
  4. Step 4: Simplify right side
    29,479.38x = 652,958,669.11
  5. Step 5: Solve for x
    x = 652,958,669.11/29,479.38
  6. Step 6: Final answer
    x = 22,149.68

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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.