Home / 22,917.80-34,376.70-20,844.20

Finding the Fourth Proportional to 22,917.80, 34,376.70 and 20,844.20

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Solution

The fourth proportional to 22,917.80, 34,376.70 and 20,844.20 is: 31,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,917.80 : 34,376.70 = 20,844.20 : x
  2. Step 2: Convert to fraction form
    22,917.80/34,376.70 = 20,844.20/x
  3. Step 3: Cross multiply
    22,917.80x = 34,376.70 × 20,844.20
  4. Step 4: Simplify right side
    22,917.80x = 716,554,810.14
  5. Step 5: Solve for x
    x = 716,554,810.14/22,917.80
  6. Step 6: Final answer
    x = 31,266.30

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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.