Home / 39,721.86-59,598.18-17,519.56

Finding the Fourth Proportional to 39,721.86, 59,598.18 and 17,519.56

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Solution

The fourth proportional to 39,721.86, 59,598.18 and 17,519.56 is: 26,286.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,721.86 : 59,598.18 = 17,519.56 : x
  2. Step 2: Convert to fraction form
    39,721.86/59,598.18 = 17,519.56/x
  3. Step 3: Cross multiply
    39,721.86x = 59,598.18 × 17,519.56
  4. Step 4: Simplify right side
    39,721.86x = 1,044,133,741.41
  5. Step 5: Solve for x
    x = 1,044,133,741.41/39,721.86
  6. Step 6: Final answer
    x = 26,286.12

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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.