Home / 21,935.96-32,908.76-10,242.80

Finding the Fourth Proportional to 21,935.96, 32,908.76 and 10,242.80

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Solution

The fourth proportional to 21,935.96, 32,908.76 and 10,242.80 is: 15,366.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,935.96 : 32,908.76 = 10,242.80 : x
  2. Step 2: Convert to fraction form
    21,935.96/32,908.76 = 10,242.80/x
  3. Step 3: Cross multiply
    21,935.96x = 32,908.76 × 10,242.80
  4. Step 4: Simplify right side
    21,935.96x = 337,077,846.93
  5. Step 5: Solve for x
    x = 337,077,846.93/21,935.96
  6. Step 6: Final answer
    x = 15,366.45

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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.