Home / 39,830.99-59,725.91-11,747.47

Finding the Fourth Proportional to 39,830.99, 59,725.91 and 11,747.47

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Solution

The fourth proportional to 39,830.99, 59,725.91 and 11,747.47 is: 17,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,830.99 : 59,725.91 = 11,747.47 : x
  2. Step 2: Convert to fraction form
    39,830.99/59,725.91 = 11,747.47/x
  3. Step 3: Cross multiply
    39,830.99x = 59,725.91 × 11,747.47
  4. Step 4: Simplify right side
    39,830.99x = 701,628,261.91
  5. Step 5: Solve for x
    x = 701,628,261.91/39,830.99
  6. Step 6: Final answer
    x = 17,615.13

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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.