Home / 16,637.36-24,960.53-7,278.21

Finding the Fourth Proportional to 16,637.36, 24,960.53 and 7,278.21

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Solution

The fourth proportional to 16,637.36, 24,960.53 and 7,278.21 is: 10,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,637.36 : 24,960.53 = 7,278.21 : x
  2. Step 2: Convert to fraction form
    16,637.36/24,960.53 = 7,278.21/x
  3. Step 3: Cross multiply
    16,637.36x = 24,960.53 × 7,278.21
  4. Step 4: Simplify right side
    16,637.36x = 181,667,979.05
  5. Step 5: Solve for x
    x = 181,667,979.05/16,637.36
  6. Step 6: Final answer
    x = 10,919.28

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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.