Home / 55,616.78-83,424.47-13,497.19

Finding the Fourth Proportional to 55,616.78, 83,424.47 and 13,497.19

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Solution

The fourth proportional to 55,616.78, 83,424.47 and 13,497.19 is: 20,245.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,616.78 : 83,424.47 = 13,497.19 : x
  2. Step 2: Convert to fraction form
    55,616.78/83,424.47 = 13,497.19/x
  3. Step 3: Cross multiply
    55,616.78x = 83,424.47 × 13,497.19
  4. Step 4: Simplify right side
    55,616.78x = 1,125,995,646.19
  5. Step 5: Solve for x
    x = 1,125,995,646.19/55,616.78
  6. Step 6: Final answer
    x = 20,245.61

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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.