Home / 26,122.40-39,193.20-10,541.60

Finding the Fourth Proportional to 26,122.40, 39,193.20 and 10,541.60

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Solution

The fourth proportional to 26,122.40, 39,193.20 and 10,541.60 is: 15,816.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.40 : 39,193.20 = 10,541.60 : x
  2. Step 2: Convert to fraction form
    26,122.40/39,193.20 = 10,541.60/x
  3. Step 3: Cross multiply
    26,122.40x = 39,193.20 × 10,541.60
  4. Step 4: Simplify right side
    26,122.40x = 413,159,037.12
  5. Step 5: Solve for x
    x = 413,159,037.12/26,122.40
  6. Step 6: Final answer
    x = 15,816.27

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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.