Home / 29,177.50-40,262.55-16,426.60

Finding the Fourth Proportional to 29,177.50, 40,262.55 and 16,426.60

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Solution

The fourth proportional to 29,177.50, 40,262.55 and 16,426.60 is: 22,667.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,177.50 : 40,262.55 = 16,426.60 : x
  2. Step 2: Convert to fraction form
    29,177.50/40,262.55 = 16,426.60/x
  3. Step 3: Cross multiply
    29,177.50x = 40,262.55 × 16,426.60
  4. Step 4: Simplify right side
    29,177.50x = 661,376,803.83
  5. Step 5: Solve for x
    x = 661,376,803.83/29,177.50
  6. Step 6: Final answer
    x = 22,667.36

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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.