Home / 27,901.94-41,853.40-10,145.20

Finding the Fourth Proportional to 27,901.94, 41,853.40 and 10,145.20

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Solution

The fourth proportional to 27,901.94, 41,853.40 and 10,145.20 is: 15,217.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,901.94 : 41,853.40 = 10,145.20 : x
  2. Step 2: Convert to fraction form
    27,901.94/41,853.40 = 10,145.20/x
  3. Step 3: Cross multiply
    27,901.94x = 41,853.40 × 10,145.20
  4. Step 4: Simplify right side
    27,901.94x = 424,611,113.68
  5. Step 5: Solve for x
    x = 424,611,113.68/27,901.94
  6. Step 6: Final answer
    x = 15,217.98

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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.