Home / 47,659.64-65,772.46-26,438.92

Finding the Fourth Proportional to 47,659.64, 65,772.46 and 26,438.92

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Solution

The fourth proportional to 47,659.64, 65,772.46 and 26,438.92 is: 36,486.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,659.64 : 65,772.46 = 26,438.92 : x
  2. Step 2: Convert to fraction form
    47,659.64/65,772.46 = 26,438.92/x
  3. Step 3: Cross multiply
    47,659.64x = 65,772.46 × 26,438.92
  4. Step 4: Simplify right side
    47,659.64x = 1,738,952,808.14
  5. Step 5: Solve for x
    x = 1,738,952,808.14/47,659.64
  6. Step 6: Final answer
    x = 36,486.91

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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.