Home / 29,030.35-40,065.09-16,284.78

Finding the Fourth Proportional to 29,030.35, 40,065.09 and 16,284.78

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Solution

The fourth proportional to 29,030.35, 40,065.09 and 16,284.78 is: 22,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,030.35 : 40,065.09 = 16,284.78 : x
  2. Step 2: Convert to fraction form
    29,030.35/40,065.09 = 16,284.78/x
  3. Step 3: Cross multiply
    29,030.35x = 40,065.09 × 16,284.78
  4. Step 4: Simplify right side
    29,030.35x = 652,451,176.33
  5. Step 5: Solve for x
    x = 652,451,176.33/29,030.35
  6. Step 6: Final answer
    x = 22,474.80

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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.