Home / 26,474.56-39,703.40-8,701.12

Finding the Fourth Proportional to 26,474.56, 39,703.40 and 8,701.12

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Solution

The fourth proportional to 26,474.56, 39,703.40 and 8,701.12 is: 13,048.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,474.56 : 39,703.40 = 8,701.12 : x
  2. Step 2: Convert to fraction form
    26,474.56/39,703.40 = 8,701.12/x
  3. Step 3: Cross multiply
    26,474.56x = 39,703.40 × 8,701.12
  4. Step 4: Simplify right side
    26,474.56x = 345,464,047.81
  5. Step 5: Solve for x
    x = 345,464,047.81/26,474.56
  6. Step 6: Final answer
    x = 13,048.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.