Home / 29,443.65-40,633.29-16,870.83

Finding the Fourth Proportional to 29,443.65, 40,633.29 and 16,870.83

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Solution

The fourth proportional to 29,443.65, 40,633.29 and 16,870.83 is: 23,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,443.65 : 40,633.29 = 16,870.83 : x
  2. Step 2: Convert to fraction form
    29,443.65/40,633.29 = 16,870.83/x
  3. Step 3: Cross multiply
    29,443.65x = 40,633.29 × 16,870.83
  4. Step 4: Simplify right side
    29,443.65x = 685,517,327.93
  5. Step 5: Solve for x
    x = 685,517,327.93/29,443.65
  6. Step 6: Final answer
    x = 23,282.35

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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.