Home / 21,551.72-32,328.80-6,559.33

Finding the Fourth Proportional to 21,551.72, 32,328.80 and 6,559.33

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Solution

The fourth proportional to 21,551.72, 32,328.80 and 6,559.33 is: 9,839.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551.72 : 32,328.80 = 6,559.33 : x
  2. Step 2: Convert to fraction form
    21,551.72/32,328.80 = 6,559.33/x
  3. Step 3: Cross multiply
    21,551.72x = 32,328.80 × 6,559.33
  4. Step 4: Simplify right side
    21,551.72x = 212,055,267.70
  5. Step 5: Solve for x
    x = 212,055,267.70/21,551.72
  6. Step 6: Final answer
    x = 9,839.37

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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.