Home / 29,477.86-40,680.30-16,049.34

Finding the Fourth Proportional to 29,477.86, 40,680.30 and 16,049.34

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Solution

The fourth proportional to 29,477.86, 40,680.30 and 16,049.34 is: 22,148.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,477.86 : 40,680.30 = 16,049.34 : x
  2. Step 2: Convert to fraction form
    29,477.86/40,680.30 = 16,049.34/x
  3. Step 3: Cross multiply
    29,477.86x = 40,680.30 × 16,049.34
  4. Step 4: Simplify right side
    29,477.86x = 652,891,966.00
  5. Step 5: Solve for x
    x = 652,891,966.00/29,477.86
  6. Step 6: Final answer
    x = 22,148.55

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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.