Home / 30,337.74-45,499.32-15,539.04

Finding the Fourth Proportional to 30,337.74, 45,499.32 and 15,539.04

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Solution

The fourth proportional to 30,337.74, 45,499.32 and 15,539.04 is: 23,304.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,337.74 : 45,499.32 = 15,539.04 : x
  2. Step 2: Convert to fraction form
    30,337.74/45,499.32 = 15,539.04/x
  3. Step 3: Cross multiply
    30,337.74x = 45,499.32 × 15,539.04
  4. Step 4: Simplify right side
    30,337.74x = 707,015,753.45
  5. Step 5: Solve for x
    x = 707,015,753.45/30,337.74
  6. Step 6: Final answer
    x = 23,304.83

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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.