Home / 47,659.90-65,772.81-26,439.19

Finding the Fourth Proportional to 47,659.90, 65,772.81 and 26,439.19

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Solution

The fourth proportional to 47,659.90, 65,772.81 and 26,439.19 is: 36,487.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,659.90 : 65,772.81 = 26,439.19 : x
  2. Step 2: Convert to fraction form
    47,659.90/65,772.81 = 26,439.19/x
  3. Step 3: Cross multiply
    47,659.90x = 65,772.81 × 26,439.19
  4. Step 4: Simplify right side
    47,659.90x = 1,738,979,820.42
  5. Step 5: Solve for x
    x = 1,738,979,820.42/47,659.90
  6. Step 6: Final answer
    x = 36,487.27

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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.