Home / 49,315.32-67,988.80-32,290.12

Finding the Fourth Proportional to 49,315.32, 67,988.80 and 32,290.12

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Solution

The fourth proportional to 49,315.32, 67,988.80 and 32,290.12 is: 44,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,315.32 : 67,988.80 = 32,290.12 : x
  2. Step 2: Convert to fraction form
    49,315.32/67,988.80 = 32,290.12/x
  3. Step 3: Cross multiply
    49,315.32x = 67,988.80 × 32,290.12
  4. Step 4: Simplify right side
    49,315.32x = 2,195,366,510.66
  5. Step 5: Solve for x
    x = 2,195,366,510.66/49,315.32
  6. Step 6: Final answer
    x = 44,516.93

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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.