Home / 26,041.54-39,054.86-7,320.28

Finding the Fourth Proportional to 26,041.54, 39,054.86 and 7,320.28

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Solution

The fourth proportional to 26,041.54, 39,054.86 and 7,320.28 is: 10,978.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,041.54 : 39,054.86 = 7,320.28 : x
  2. Step 2: Convert to fraction form
    26,041.54/39,054.86 = 7,320.28/x
  3. Step 3: Cross multiply
    26,041.54x = 39,054.86 × 7,320.28
  4. Step 4: Simplify right side
    26,041.54x = 285,892,510.56
  5. Step 5: Solve for x
    x = 285,892,510.56/26,041.54
  6. Step 6: Final answer
    x = 10,978.33

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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.