Home / 55,635.08-83,393.78-18,185.13

Finding the Fourth Proportional to 55,635.08, 83,393.78 and 18,185.13

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Solution

The fourth proportional to 55,635.08, 83,393.78 and 18,185.13 is: 27,258.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,635.08 : 83,393.78 = 18,185.13 : x
  2. Step 2: Convert to fraction form
    55,635.08/83,393.78 = 18,185.13/x
  3. Step 3: Cross multiply
    55,635.08x = 83,393.78 × 18,185.13
  4. Step 4: Simplify right side
    55,635.08x = 1,516,526,639.57
  5. Step 5: Solve for x
    x = 1,516,526,639.57/55,635.08
  6. Step 6: Final answer
    x = 27,258.46

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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.