Home / 21,769.48-32,653.53-6,187.09

Finding the Fourth Proportional to 21,769.48, 32,653.53 and 6,187.09

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Solution

The fourth proportional to 21,769.48, 32,653.53 and 6,187.09 is: 9,280.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,769.48 : 32,653.53 = 6,187.09 : x
  2. Step 2: Convert to fraction form
    21,769.48/32,653.53 = 6,187.09/x
  3. Step 3: Cross multiply
    21,769.48x = 32,653.53 × 6,187.09
  4. Step 4: Simplify right side
    21,769.48x = 202,030,328.93
  5. Step 5: Solve for x
    x = 202,030,328.93/21,769.48
  6. Step 6: Final answer
    x = 9,280.44

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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.