Home / 21,548.68-32,309.34-6,753.16

Finding the Fourth Proportional to 21,548.68, 32,309.34 and 6,753.16

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Solution

The fourth proportional to 21,548.68, 32,309.34 and 6,753.16 is: 10,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548.68 : 32,309.34 = 6,753.16 : x
  2. Step 2: Convert to fraction form
    21,548.68/32,309.34 = 6,753.16/x
  3. Step 3: Cross multiply
    21,548.68x = 32,309.34 × 6,753.16
  4. Step 4: Simplify right side
    21,548.68x = 218,190,142.51
  5. Step 5: Solve for x
    x = 218,190,142.51/21,548.68
  6. Step 6: Final answer
    x = 10,125.45

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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.