Home / 19,076.52-28,583.10-13,502.28

Finding the Fourth Proportional to 19,076.52, 28,583.10 and 13,502.28

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Solution

The fourth proportional to 19,076.52, 28,583.10 and 13,502.28 is: 20,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,076.52 : 28,583.10 = 13,502.28 : x
  2. Step 2: Convert to fraction form
    19,076.52/28,583.10 = 13,502.28/x
  3. Step 3: Cross multiply
    19,076.52x = 28,583.10 × 13,502.28
  4. Step 4: Simplify right side
    19,076.52x = 385,937,019.47
  5. Step 5: Solve for x
    x = 385,937,019.47/19,076.52
  6. Step 6: Final answer
    x = 20,231.00

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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.