Home / 29,229.20-40,328.52-16,653.68

Finding the Fourth Proportional to 29,229.20, 40,328.52 and 16,653.68

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Solution

The fourth proportional to 29,229.20, 40,328.52 and 16,653.68 is: 22,977.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,229.20 : 40,328.52 = 16,653.68 : x
  2. Step 2: Convert to fraction form
    29,229.20/40,328.52 = 16,653.68/x
  3. Step 3: Cross multiply
    29,229.20x = 40,328.52 × 16,653.68
  4. Step 4: Simplify right side
    29,229.20x = 671,618,266.95
  5. Step 5: Solve for x
    x = 671,618,266.95/29,229.20
  6. Step 6: Final answer
    x = 22,977.65

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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.