Home / 27,947.04-41,911.56-9,222.72

Finding the Fourth Proportional to 27,947.04, 41,911.56 and 9,222.72

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Solution

The fourth proportional to 27,947.04, 41,911.56 and 9,222.72 is: 13,831.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,947.04 : 41,911.56 = 9,222.72 : x
  2. Step 2: Convert to fraction form
    27,947.04/41,911.56 = 9,222.72/x
  3. Step 3: Cross multiply
    27,947.04x = 41,911.56 × 9,222.72
  4. Step 4: Simplify right side
    27,947.04x = 386,538,582.64
  5. Step 5: Solve for x
    x = 386,538,582.64/27,947.04
  6. Step 6: Final answer
    x = 13,831.11

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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.