Home / 29,230.81-40,339.43-16,654.75

Finding the Fourth Proportional to 29,230.81, 40,339.43 and 16,654.75

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Solution

The fourth proportional to 29,230.81, 40,339.43 and 16,654.75 is: 22,984.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,230.81 : 40,339.43 = 16,654.75 : x
  2. Step 2: Convert to fraction form
    29,230.81/40,339.43 = 16,654.75/x
  3. Step 3: Cross multiply
    29,230.81x = 40,339.43 × 16,654.75
  4. Step 4: Simplify right side
    29,230.81x = 671,843,121.79
  5. Step 5: Solve for x
    x = 671,843,121.79/29,230.81
  6. Step 6: Final answer
    x = 22,984.07

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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.