Home / 27,958.24-41,927.20-15,317.40

Finding the Fourth Proportional to 27,958.24, 41,927.20 and 15,317.40

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Solution

The fourth proportional to 27,958.24, 41,927.20 and 15,317.40 is: 22,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,958.24 : 41,927.20 = 15,317.40 : x
  2. Step 2: Convert to fraction form
    27,958.24/41,927.20 = 15,317.40/x
  3. Step 3: Cross multiply
    27,958.24x = 41,927.20 × 15,317.40
  4. Step 4: Simplify right side
    27,958.24x = 642,215,693.28
  5. Step 5: Solve for x
    x = 642,215,693.28/27,958.24
  6. Step 6: Final answer
    x = 22,970.53

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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.