Home / 27,939.48-41,880.06-10,402.17

Finding the Fourth Proportional to 27,939.48, 41,880.06 and 10,402.17

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Solution

The fourth proportional to 27,939.48, 41,880.06 and 10,402.17 is: 15,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,939.48 : 41,880.06 = 10,402.17 : x
  2. Step 2: Convert to fraction form
    27,939.48/41,880.06 = 10,402.17/x
  3. Step 3: Cross multiply
    27,939.48x = 41,880.06 × 10,402.17
  4. Step 4: Simplify right side
    27,939.48x = 435,643,503.73
  5. Step 5: Solve for x
    x = 435,643,503.73/27,939.48
  6. Step 6: Final answer
    x = 15,592.40

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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.