Home / 15,100.40-22,650.60-10,434.80

Finding the Fourth Proportional to 15,100.40, 22,650.60 and 10,434.80

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Solution

The fourth proportional to 15,100.40, 22,650.60 and 10,434.80 is: 15,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,100.40 : 22,650.60 = 10,434.80 : x
  2. Step 2: Convert to fraction form
    15,100.40/22,650.60 = 10,434.80/x
  3. Step 3: Cross multiply
    15,100.40x = 22,650.60 × 10,434.80
  4. Step 4: Simplify right side
    15,100.40x = 236,354,480.88
  5. Step 5: Solve for x
    x = 236,354,480.88/15,100.40
  6. Step 6: Final answer
    x = 15,652.20

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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.