Home / 10,023.92-13,831.56-5,547.44

Finding the Fourth Proportional to 10,023.92, 13,831.56 and 5,547.44

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Solution

The fourth proportional to 10,023.92, 13,831.56 and 5,547.44 is: 7,654.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.92 : 13,831.56 = 5,547.44 : x
  2. Step 2: Convert to fraction form
    10,023.92/13,831.56 = 5,547.44/x
  3. Step 3: Cross multiply
    10,023.92x = 13,831.56 × 5,547.44
  4. Step 4: Simplify right side
    10,023.92x = 76,729,749.21
  5. Step 5: Solve for x
    x = 76,729,749.21/10,023.92
  6. Step 6: Final answer
    x = 7,654.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.