Home / 20,808.93-31,212.18-6,017.52

Finding the Fourth Proportional to 20,808.93, 31,212.18 and 6,017.52

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Solution

The fourth proportional to 20,808.93, 31,212.18 and 6,017.52 is: 9,025.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,808.93 : 31,212.18 = 6,017.52 : x
  2. Step 2: Convert to fraction form
    20,808.93/31,212.18 = 6,017.52/x
  3. Step 3: Cross multiply
    20,808.93x = 31,212.18 × 6,017.52
  4. Step 4: Simplify right side
    20,808.93x = 187,819,917.39
  5. Step 5: Solve for x
    x = 187,819,917.39/20,808.93
  6. Step 6: Final answer
    x = 9,025.93

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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.