Home / 19,867.99-29,802.01-5,076.92

Finding the Fourth Proportional to 19,867.99, 29,802.01 and 5,076.92

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Solution

The fourth proportional to 19,867.99, 29,802.01 and 5,076.92 is: 7,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,867.99 : 29,802.01 = 5,076.92 : x
  2. Step 2: Convert to fraction form
    19,867.99/29,802.01 = 5,076.92/x
  3. Step 3: Cross multiply
    19,867.99x = 29,802.01 × 5,076.92
  4. Step 4: Simplify right side
    19,867.99x = 151,302,573.20
  5. Step 5: Solve for x
    x = 151,302,573.20/19,867.99
  6. Step 6: Final answer
    x = 7,615.39

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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.