Home / 26,345.70-39,510.24-8,811.36

Finding the Fourth Proportional to 26,345.70, 39,510.24 and 8,811.36

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Solution

The fourth proportional to 26,345.70, 39,510.24 and 8,811.36 is: 13,214.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,345.70 : 39,510.24 = 8,811.36 : x
  2. Step 2: Convert to fraction form
    26,345.70/39,510.24 = 8,811.36/x
  3. Step 3: Cross multiply
    26,345.70x = 39,510.24 × 8,811.36
  4. Step 4: Simplify right side
    26,345.70x = 348,138,948.33
  5. Step 5: Solve for x
    x = 348,138,948.33/26,345.70
  6. Step 6: Final answer
    x = 13,214.26

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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.