Home / 27,971.70-41,957.55-15,530.10

Finding the Fourth Proportional to 27,971.70, 41,957.55 and 15,530.10

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Solution

The fourth proportional to 27,971.70, 41,957.55 and 15,530.10 is: 23,295.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,971.70 : 41,957.55 = 15,530.10 : x
  2. Step 2: Convert to fraction form
    27,971.70/41,957.55 = 15,530.10/x
  3. Step 3: Cross multiply
    27,971.70x = 41,957.55 × 15,530.10
  4. Step 4: Simplify right side
    27,971.70x = 651,604,947.26
  5. Step 5: Solve for x
    x = 651,604,947.26/27,971.70
  6. Step 6: Final answer
    x = 23,295.15

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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.