Home / 47,435.20-65,458.05-26,213.20

Finding the Fourth Proportional to 47,435.20, 65,458.05 and 26,213.20

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Solution

The fourth proportional to 47,435.20, 65,458.05 and 26,213.20 is: 36,172.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,435.20 : 65,458.05 = 26,213.20 : x
  2. Step 2: Convert to fraction form
    47,435.20/65,458.05 = 26,213.20/x
  3. Step 3: Cross multiply
    47,435.20x = 65,458.05 × 26,213.20
  4. Step 4: Simplify right side
    47,435.20x = 1,715,864,956.26
  5. Step 5: Solve for x
    x = 1,715,864,956.26/47,435.20
  6. Step 6: Final answer
    x = 36,172.82

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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.