Home / 49,995.50-75,013.97-21,901.05

Finding the Fourth Proportional to 49,995.50, 75,013.97 and 21,901.05

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Solution

The fourth proportional to 49,995.50, 75,013.97 and 21,901.05 is: 32,860.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,995.50 : 75,013.97 = 21,901.05 : x
  2. Step 2: Convert to fraction form
    49,995.50/75,013.97 = 21,901.05/x
  3. Step 3: Cross multiply
    49,995.50x = 75,013.97 × 21,901.05
  4. Step 4: Simplify right side
    49,995.50x = 1,642,884,598.16
  5. Step 5: Solve for x
    x = 1,642,884,598.16/49,995.50
  6. Step 6: Final answer
    x = 32,860.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.