Home / 44,612.64-66,930.06-13,447.86

Finding the Fourth Proportional to 44,612.64, 66,930.06 and 13,447.86

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Solution

The fourth proportional to 44,612.64, 66,930.06 and 13,447.86 is: 20,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,612.64 : 66,930.06 = 13,447.86 : x
  2. Step 2: Convert to fraction form
    44,612.64/66,930.06 = 13,447.86/x
  3. Step 3: Cross multiply
    44,612.64x = 66,930.06 × 13,447.86
  4. Step 4: Simplify right side
    44,612.64x = 900,066,076.67
  5. Step 5: Solve for x
    x = 900,066,076.67/44,612.64
  6. Step 6: Final answer
    x = 20,175.14

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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.