Home / 55,616.32-83,423.78-13,496.75

Finding the Fourth Proportional to 55,616.32, 83,423.78 and 13,496.75

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Solution

The fourth proportional to 55,616.32, 83,423.78 and 13,496.75 is: 20,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,616.32 : 83,423.78 = 13,496.75 : x
  2. Step 2: Convert to fraction form
    55,616.32/83,423.78 = 13,496.75/x
  3. Step 3: Cross multiply
    55,616.32x = 83,423.78 × 13,496.75
  4. Step 4: Simplify right side
    55,616.32x = 1,125,949,953.33
  5. Step 5: Solve for x
    x = 1,125,949,953.33/55,616.32
  6. Step 6: Final answer
    x = 20,244.96

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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.