Home / 22,762.46-31,428.38-18,995.36

Finding the Fourth Proportional to 22,762.46, 31,428.38 and 18,995.36

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Solution

The fourth proportional to 22,762.46, 31,428.38 and 18,995.36 is: 26,227.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,762.46 : 31,428.38 = 18,995.36 : x
  2. Step 2: Convert to fraction form
    22,762.46/31,428.38 = 18,995.36/x
  3. Step 3: Cross multiply
    22,762.46x = 31,428.38 × 18,995.36
  4. Step 4: Simplify right side
    22,762.46x = 596,993,140.20
  5. Step 5: Solve for x
    x = 596,993,140.20/22,762.46
  6. Step 6: Final answer
    x = 26,227.09

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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.