Home / 55,230.19-82,848-15,793.12

Finding the Fourth Proportional to 55,230.19, 82,848 and 15,793.12

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Solution

The fourth proportional to 55,230.19, 82,848 and 15,793.12 is: 23,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,230.19 : 82,848 = 15,793.12 : x
  2. Step 2: Convert to fraction form
    55,230.19/82,848 = 15,793.12/x
  3. Step 3: Cross multiply
    55,230.19x = 82,848 × 15,793.12
  4. Step 4: Simplify right side
    55,230.19x = 1,308,428,405.76
  5. Step 5: Solve for x
    x = 1,308,428,405.76/55,230.19
  6. Step 6: Final answer
    x = 23,690.46

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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.