Home / 15,093.40-22,640.10-10,427.80

Finding the Fourth Proportional to 15,093.40, 22,640.10 and 10,427.80

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Solution

The fourth proportional to 15,093.40, 22,640.10 and 10,427.80 is: 15,641.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,093.40 : 22,640.10 = 10,427.80 : x
  2. Step 2: Convert to fraction form
    15,093.40/22,640.10 = 10,427.80/x
  3. Step 3: Cross multiply
    15,093.40x = 22,640.10 × 10,427.80
  4. Step 4: Simplify right side
    15,093.40x = 236,086,434.78
  5. Step 5: Solve for x
    x = 236,086,434.78/15,093.40
  6. Step 6: Final answer
    x = 15,641.70

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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.