Home / 26,309.04-39,437.91-10,509.36

Finding the Fourth Proportional to 26,309.04, 39,437.91 and 10,509.36

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Solution

The fourth proportional to 26,309.04, 39,437.91 and 10,509.36 is: 15,753.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,309.04 : 39,437.91 = 10,509.36 : x
  2. Step 2: Convert to fraction form
    26,309.04/39,437.91 = 10,509.36/x
  3. Step 3: Cross multiply
    26,309.04x = 39,437.91 × 10,509.36
  4. Step 4: Simplify right side
    26,309.04x = 414,467,193.84
  5. Step 5: Solve for x
    x = 414,467,193.84/26,309.04
  6. Step 6: Final answer
    x = 15,753.79

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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.