Home / 55,993.32-77,248.62-38,993.04

Finding the Fourth Proportional to 55,993.32, 77,248.62 and 38,993.04

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Solution

The fourth proportional to 55,993.32, 77,248.62 and 38,993.04 is: 53,794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,993.32 : 77,248.62 = 38,993.04 : x
  2. Step 2: Convert to fraction form
    55,993.32/77,248.62 = 38,993.04/x
  3. Step 3: Cross multiply
    55,993.32x = 77,248.62 × 38,993.04
  4. Step 4: Simplify right side
    55,993.32x = 3,012,158,529.60
  5. Step 5: Solve for x
    x = 3,012,158,529.60/55,993.32
  6. Step 6: Final answer
    x = 53,794.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.