Home / 39,975.93-59,962.68-10,393.11

Finding the Fourth Proportional to 39,975.93, 59,962.68 and 10,393.11

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Solution

The fourth proportional to 39,975.93, 59,962.68 and 10,393.11 is: 15,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,975.93 : 59,962.68 = 10,393.11 : x
  2. Step 2: Convert to fraction form
    39,975.93/59,962.68 = 10,393.11/x
  3. Step 3: Cross multiply
    39,975.93x = 59,962.68 × 10,393.11
  4. Step 4: Simplify right side
    39,975.93x = 623,198,729.13
  5. Step 5: Solve for x
    x = 623,198,729.13/39,975.93
  6. Step 6: Final answer
    x = 15,589.35

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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.