Home / 25,910.02-38,865.76-10,114.42

Finding the Fourth Proportional to 25,910.02, 38,865.76 and 10,114.42

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Solution

The fourth proportional to 25,910.02, 38,865.76 and 10,114.42 is: 15,171.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,910.02 : 38,865.76 = 10,114.42 : x
  2. Step 2: Convert to fraction form
    25,910.02/38,865.76 = 10,114.42/x
  3. Step 3: Cross multiply
    25,910.02x = 38,865.76 × 10,114.42
  4. Step 4: Simplify right side
    25,910.02x = 393,104,620.26
  5. Step 5: Solve for x
    x = 393,104,620.26/25,910.02
  6. Step 6: Final answer
    x = 15,171.91

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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.