Home / 39,339.16-59,017.38-11,635

Finding the Fourth Proportional to 39,339.16, 59,017.38 and 11,635

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Solution

The fourth proportional to 39,339.16, 59,017.38 and 11,635 is: 17,455.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,339.16 : 59,017.38 = 11,635 : x
  2. Step 2: Convert to fraction form
    39,339.16/59,017.38 = 11,635/x
  3. Step 3: Cross multiply
    39,339.16x = 59,017.38 × 11,635
  4. Step 4: Simplify right side
    39,339.16x = 686,667,216.30
  5. Step 5: Solve for x
    x = 686,667,216.30/39,339.16
  6. Step 6: Final answer
    x = 17,455.06

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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.