Home / 29,001.47-40,020.68-16,426.31

Finding the Fourth Proportional to 29,001.47, 40,020.68 and 16,426.31

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Solution

The fourth proportional to 29,001.47, 40,020.68 and 16,426.31 is: 22,667.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001.47 : 40,020.68 = 16,426.31 : x
  2. Step 2: Convert to fraction form
    29,001.47/40,020.68 = 16,426.31/x
  3. Step 3: Cross multiply
    29,001.47x = 40,020.68 × 16,426.31
  4. Step 4: Simplify right side
    29,001.47x = 657,391,937.05
  5. Step 5: Solve for x
    x = 657,391,937.05/29,001.47
  6. Step 6: Final answer
    x = 22,667.54

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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.