Home / 47,431.62-65,456.40-26,210.88

Finding the Fourth Proportional to 47,431.62, 65,456.40 and 26,210.88

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Solution

The fourth proportional to 47,431.62, 65,456.40 and 26,210.88 is: 36,171.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,431.62 : 65,456.40 = 26,210.88 : x
  2. Step 2: Convert to fraction form
    47,431.62/65,456.40 = 26,210.88/x
  3. Step 3: Cross multiply
    47,431.62x = 65,456.40 × 26,210.88
  4. Step 4: Simplify right side
    47,431.62x = 1,715,669,845.63
  5. Step 5: Solve for x
    x = 1,715,669,845.63/47,431.62
  6. Step 6: Final answer
    x = 36,171.44

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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.