Home / 26,270.24-36,266.28-20,288.48

Finding the Fourth Proportional to 26,270.24, 36,266.28 and 20,288.48

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Solution

The fourth proportional to 26,270.24, 36,266.28 and 20,288.48 is: 28,008.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,270.24 : 36,266.28 = 20,288.48 : x
  2. Step 2: Convert to fraction form
    26,270.24/36,266.28 = 20,288.48/x
  3. Step 3: Cross multiply
    26,270.24x = 36,266.28 × 20,288.48
  4. Step 4: Simplify right side
    26,270.24x = 735,787,696.45
  5. Step 5: Solve for x
    x = 735,787,696.45/26,270.24
  6. Step 6: Final answer
    x = 28,008.41

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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.