Home / 48,267.24-72,378.14-18,698.92

Finding the Fourth Proportional to 48,267.24, 72,378.14 and 18,698.92

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Solution

The fourth proportional to 48,267.24, 72,378.14 and 18,698.92 is: 28,039.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,267.24 : 72,378.14 = 18,698.92 : x
  2. Step 2: Convert to fraction form
    48,267.24/72,378.14 = 18,698.92/x
  3. Step 3: Cross multiply
    48,267.24x = 72,378.14 × 18,698.92
  4. Step 4: Simplify right side
    48,267.24x = 1,353,393,049.61
  5. Step 5: Solve for x
    x = 1,353,393,049.61/48,267.24
  6. Step 6: Final answer
    x = 28,039.58

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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.