Home / 39,718.30-59,585.62-11,639.26

Finding the Fourth Proportional to 39,718.30, 59,585.62 and 11,639.26

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Solution

The fourth proportional to 39,718.30, 59,585.62 and 11,639.26 is: 17,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,718.30 : 59,585.62 = 11,639.26 : x
  2. Step 2: Convert to fraction form
    39,718.30/59,585.62 = 11,639.26/x
  3. Step 3: Cross multiply
    39,718.30x = 59,585.62 × 11,639.26
  4. Step 4: Simplify right side
    39,718.30x = 693,532,523.44
  5. Step 5: Solve for x
    x = 693,532,523.44/39,718.30
  6. Step 6: Final answer
    x = 17,461.29

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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.