Home / 22,943.12-34,427.21-8,903.70

Finding the Fourth Proportional to 22,943.12, 34,427.21 and 8,903.70

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Solution

The fourth proportional to 22,943.12, 34,427.21 and 8,903.70 is: 13,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,943.12 : 34,427.21 = 8,903.70 : x
  2. Step 2: Convert to fraction form
    22,943.12/34,427.21 = 8,903.70/x
  3. Step 3: Cross multiply
    22,943.12x = 34,427.21 × 8,903.70
  4. Step 4: Simplify right side
    22,943.12x = 306,529,377.54
  5. Step 5: Solve for x
    x = 306,529,377.54/22,943.12
  6. Step 6: Final answer
    x = 13,360.41

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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.