Home / 47,381.90-65,390.86-27,245.32

Finding the Fourth Proportional to 47,381.90, 65,390.86 and 27,245.32

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Solution

The fourth proportional to 47,381.90, 65,390.86 and 27,245.32 is: 37,600.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,381.90 : 65,390.86 = 27,245.32 : x
  2. Step 2: Convert to fraction form
    47,381.90/65,390.86 = 27,245.32/x
  3. Step 3: Cross multiply
    47,381.90x = 65,390.86 × 27,245.32
  4. Step 4: Simplify right side
    47,381.90x = 1,781,594,905.78
  5. Step 5: Solve for x
    x = 1,781,594,905.78/47,381.90
  6. Step 6: Final answer
    x = 37,600.75

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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.