Home / 31,740.95-43,803.90-17,592.81

Finding the Fourth Proportional to 31,740.95, 43,803.90 and 17,592.81

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Solution

The fourth proportional to 31,740.95, 43,803.90 and 17,592.81 is: 24,278.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,740.95 : 43,803.90 = 17,592.81 : x
  2. Step 2: Convert to fraction form
    31,740.95/43,803.90 = 17,592.81/x
  3. Step 3: Cross multiply
    31,740.95x = 43,803.90 × 17,592.81
  4. Step 4: Simplify right side
    31,740.95x = 770,633,689.96
  5. Step 5: Solve for x
    x = 770,633,689.96/31,740.95
  6. Step 6: Final answer
    x = 24,278.85

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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.