Home / 29,020.72-40,048.80-16,445.52

Finding the Fourth Proportional to 29,020.72, 40,048.80 and 16,445.52

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Solution

The fourth proportional to 29,020.72, 40,048.80 and 16,445.52 is: 22,694.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020.72 : 40,048.80 = 16,445.52 : x
  2. Step 2: Convert to fraction form
    29,020.72/40,048.80 = 16,445.52/x
  3. Step 3: Cross multiply
    29,020.72x = 40,048.80 × 16,445.52
  4. Step 4: Simplify right side
    29,020.72x = 658,623,341.38
  5. Step 5: Solve for x
    x = 658,623,341.38/29,020.72
  6. Step 6: Final answer
    x = 22,694.93

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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.