Home / 39,811.10-59,718.74-10,229.13

Finding the Fourth Proportional to 39,811.10, 59,718.74 and 10,229.13

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Solution

The fourth proportional to 39,811.10, 59,718.74 and 10,229.13 is: 15,344.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,811.10 : 59,718.74 = 10,229.13 : x
  2. Step 2: Convert to fraction form
    39,811.10/59,718.74 = 10,229.13/x
  3. Step 3: Cross multiply
    39,811.10x = 59,718.74 × 10,229.13
  4. Step 4: Simplify right side
    39,811.10x = 610,870,703.75
  5. Step 5: Solve for x
    x = 610,870,703.75/39,811.10
  6. Step 6: Final answer
    x = 15,344.23

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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.