Home / 39,953.44-59,930.16-13,658.41

Finding the Fourth Proportional to 39,953.44, 59,930.16 and 13,658.41

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Solution

The fourth proportional to 39,953.44, 59,930.16 and 13,658.41 is: 20,487.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,953.44 : 59,930.16 = 13,658.41 : x
  2. Step 2: Convert to fraction form
    39,953.44/59,930.16 = 13,658.41/x
  3. Step 3: Cross multiply
    39,953.44x = 59,930.16 × 13,658.41
  4. Step 4: Simplify right side
    39,953.44x = 818,550,696.65
  5. Step 5: Solve for x
    x = 818,550,696.65/39,953.44
  6. Step 6: Final answer
    x = 20,487.62

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1.5x scale

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.