Home / 47,428.20-65,450.34-26,207.01

Finding the Fourth Proportional to 47,428.20, 65,450.34 and 26,207.01

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Solution

The fourth proportional to 47,428.20, 65,450.34 and 26,207.01 is: 36,165.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,428.20 : 65,450.34 = 26,207.01 : x
  2. Step 2: Convert to fraction form
    47,428.20/65,450.34 = 26,207.01/x
  3. Step 3: Cross multiply
    47,428.20x = 65,450.34 × 26,207.01
  4. Step 4: Simplify right side
    47,428.20x = 1,715,257,714.88
  5. Step 5: Solve for x
    x = 1,715,257,714.88/47,428.20
  6. Step 6: Final answer
    x = 36,165.36

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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.