Home / 39,767.89-59,647.34-10,185.95

Finding the Fourth Proportional to 39,767.89, 59,647.34 and 10,185.95

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Solution

The fourth proportional to 39,767.89, 59,647.34 and 10,185.95 is: 15,277.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,767.89 : 59,647.34 = 10,185.95 : x
  2. Step 2: Convert to fraction form
    39,767.89/59,647.34 = 10,185.95/x
  3. Step 3: Cross multiply
    39,767.89x = 59,647.34 × 10,185.95
  4. Step 4: Simplify right side
    39,767.89x = 607,564,550.10
  5. Step 5: Solve for x
    x = 607,564,550.10/39,767.89
  6. Step 6: Final answer
    x = 15,277.77

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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.