Home / 25,187.40-37,753.02-10,378.44

Finding the Fourth Proportional to 25,187.40, 37,753.02 and 10,378.44

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Solution

The fourth proportional to 25,187.40, 37,753.02 and 10,378.44 is: 15,556.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,187.40 : 37,753.02 = 10,378.44 : x
  2. Step 2: Convert to fraction form
    25,187.40/37,753.02 = 10,378.44/x
  3. Step 3: Cross multiply
    25,187.40x = 37,753.02 × 10,378.44
  4. Step 4: Simplify right side
    25,187.40x = 391,817,452.89
  5. Step 5: Solve for x
    x = 391,817,452.89/25,187.40
  6. Step 6: Final answer
    x = 15,556.09

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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.