Home / 21,620.48-32,427.84-6,039.68

Finding the Fourth Proportional to 21,620.48, 32,427.84 and 6,039.68

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Solution

The fourth proportional to 21,620.48, 32,427.84 and 6,039.68 is: 9,058.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,620.48 : 32,427.84 = 6,039.68 : x
  2. Step 2: Convert to fraction form
    21,620.48/32,427.84 = 6,039.68/x
  3. Step 3: Cross multiply
    21,620.48x = 32,427.84 × 6,039.68
  4. Step 4: Simplify right side
    21,620.48x = 195,853,776.69
  5. Step 5: Solve for x
    x = 195,853,776.69/21,620.48
  6. Step 6: Final answer
    x = 9,058.72

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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.