Home / 19,026.54-28,531.78-5,701.43

Finding the Fourth Proportional to 19,026.54, 28,531.78 and 5,701.43

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Solution

The fourth proportional to 19,026.54, 28,531.78 and 5,701.43 is: 8,549.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.54 : 28,531.78 = 5,701.43 : x
  2. Step 2: Convert to fraction form
    19,026.54/28,531.78 = 5,701.43/x
  3. Step 3: Cross multiply
    19,026.54x = 28,531.78 × 5,701.43
  4. Step 4: Simplify right side
    19,026.54x = 162,671,803.79
  5. Step 5: Solve for x
    x = 162,671,803.79/19,026.54
  6. Step 6: Final answer
    x = 8,549.73

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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.