Home / 47,451.43-65,479.86-27,305.06

Finding the Fourth Proportional to 47,451.43, 65,479.86 and 27,305.06

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Solution

The fourth proportional to 47,451.43, 65,479.86 and 27,305.06 is: 37,679.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,451.43 : 65,479.86 = 27,305.06 : x
  2. Step 2: Convert to fraction form
    47,451.43/65,479.86 = 27,305.06/x
  3. Step 3: Cross multiply
    47,451.43x = 65,479.86 × 27,305.06
  4. Step 4: Simplify right side
    47,451.43x = 1,787,931,669.79
  5. Step 5: Solve for x
    x = 1,787,931,669.79/47,451.43
  6. Step 6: Final answer
    x = 37,679.19

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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.