Home / 21,542.09-32,313.53-6,750.68

Finding the Fourth Proportional to 21,542.09, 32,313.53 and 6,750.68

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Solution

The fourth proportional to 21,542.09, 32,313.53 and 6,750.68 is: 10,126.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,542.09 : 32,313.53 = 6,750.68 : x
  2. Step 2: Convert to fraction form
    21,542.09/32,313.53 = 6,750.68/x
  3. Step 3: Cross multiply
    21,542.09x = 32,313.53 × 6,750.68
  4. Step 4: Simplify right side
    21,542.09x = 218,138,156.01
  5. Step 5: Solve for x
    x = 218,138,156.01/21,542.09
  6. Step 6: Final answer
    x = 10,126.14

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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.