Home / 25,185.40-37,753.46-9,378.84

Finding the Fourth Proportional to 25,185.40, 37,753.46 and 9,378.84

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Solution

The fourth proportional to 25,185.40, 37,753.46 and 9,378.84 is: 14,059.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,185.40 : 37,753.46 = 9,378.84 : x
  2. Step 2: Convert to fraction form
    25,185.40/37,753.46 = 9,378.84/x
  3. Step 3: Cross multiply
    25,185.40x = 37,753.46 × 9,378.84
  4. Step 4: Simplify right side
    25,185.40x = 354,083,660.79
  5. Step 5: Solve for x
    x = 354,083,660.79/25,185.40
  6. Step 6: Final answer
    x = 14,059.08

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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.