Home / 29,689.03-40,970.10-16,260.85

Finding the Fourth Proportional to 29,689.03, 40,970.10 and 16,260.85

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Solution

The fourth proportional to 29,689.03, 40,970.10 and 16,260.85 is: 22,439.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,689.03 : 40,970.10 = 16,260.85 : x
  2. Step 2: Convert to fraction form
    29,689.03/40,970.10 = 16,260.85/x
  3. Step 3: Cross multiply
    29,689.03x = 40,970.10 × 16,260.85
  4. Step 4: Simplify right side
    29,689.03x = 666,208,650.59
  5. Step 5: Solve for x
    x = 666,208,650.59/29,689.03
  6. Step 6: Final answer
    x = 22,439.56

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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.