Home / 30,246.48-41,740.31-18,306.83

Finding the Fourth Proportional to 30,246.48, 41,740.31 and 18,306.83

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Solution

The fourth proportional to 30,246.48, 41,740.31 and 18,306.83 is: 25,263.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.48 : 41,740.31 = 18,306.83 : x
  2. Step 2: Convert to fraction form
    30,246.48/41,740.31 = 18,306.83/x
  3. Step 3: Cross multiply
    30,246.48x = 41,740.31 × 18,306.83
  4. Step 4: Simplify right side
    30,246.48x = 764,132,459.08
  5. Step 5: Solve for x
    x = 764,132,459.08/30,246.48
  6. Step 6: Final answer
    x = 25,263.52

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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.