Home / 25,119.28-37,684.66-10,890.13

Finding the Fourth Proportional to 25,119.28, 37,684.66 and 10,890.13

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Solution

The fourth proportional to 25,119.28, 37,684.66 and 10,890.13 is: 16,337.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,119.28 : 37,684.66 = 10,890.13 : x
  2. Step 2: Convert to fraction form
    25,119.28/37,684.66 = 10,890.13/x
  3. Step 3: Cross multiply
    25,119.28x = 37,684.66 × 10,890.13
  4. Step 4: Simplify right side
    25,119.28x = 410,390,846.41
  5. Step 5: Solve for x
    x = 410,390,846.41/25,119.28
  6. Step 6: Final answer
    x = 16,337.68

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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.