Home / 39,784.84-59,668.82-11,697.24

Finding the Fourth Proportional to 39,784.84, 59,668.82 and 11,697.24

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Solution

The fourth proportional to 39,784.84, 59,668.82 and 11,697.24 is: 17,543.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,784.84 : 59,668.82 = 11,697.24 : x
  2. Step 2: Convert to fraction form
    39,784.84/59,668.82 = 11,697.24/x
  3. Step 3: Cross multiply
    39,784.84x = 59,668.82 × 11,697.24
  4. Step 4: Simplify right side
    39,784.84x = 697,960,508.06
  5. Step 5: Solve for x
    x = 697,960,508.06/39,784.84
  6. Step 6: Final answer
    x = 17,543.38

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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.