Home / 39,384.11-59,056.98-13,079.97

Finding the Fourth Proportional to 39,384.11, 59,056.98 and 13,079.97

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Solution

The fourth proportional to 39,384.11, 59,056.98 and 13,079.97 is: 19,613.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,384.11 : 59,056.98 = 13,079.97 : x
  2. Step 2: Convert to fraction form
    39,384.11/59,056.98 = 13,079.97/x
  3. Step 3: Cross multiply
    39,384.11x = 59,056.98 × 13,079.97
  4. Step 4: Simplify right side
    39,384.11x = 772,463,526.69
  5. Step 5: Solve for x
    x = 772,463,526.69/39,384.11
  6. Step 6: Final answer
    x = 19,613.58

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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.