Home / 21,370.83-32,058.06-5,577.95

Finding the Fourth Proportional to 21,370.83, 32,058.06 and 5,577.95

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Solution

The fourth proportional to 21,370.83, 32,058.06 and 5,577.95 is: 8,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,370.83 : 32,058.06 = 5,577.95 : x
  2. Step 2: Convert to fraction form
    21,370.83/32,058.06 = 5,577.95/x
  3. Step 3: Cross multiply
    21,370.83x = 32,058.06 × 5,577.95
  4. Step 4: Simplify right side
    21,370.83x = 178,818,255.78
  5. Step 5: Solve for x
    x = 178,818,255.78/21,370.83
  6. Step 6: Final answer
    x = 8,367.40

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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.