Home / 23,631.62-35,445.48-7,831.49

Finding the Fourth Proportional to 23,631.62, 35,445.48 and 7,831.49

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Solution

The fourth proportional to 23,631.62, 35,445.48 and 7,831.49 is: 11,746.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,631.62 : 35,445.48 = 7,831.49 : x
  2. Step 2: Convert to fraction form
    23,631.62/35,445.48 = 7,831.49/x
  3. Step 3: Cross multiply
    23,631.62x = 35,445.48 × 7,831.49
  4. Step 4: Simplify right side
    23,631.62x = 277,590,922.17
  5. Step 5: Solve for x
    x = 277,590,922.17/23,631.62
  6. Step 6: Final answer
    x = 11,746.59

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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.