Home / 48,392.62-72,560.67-18,775.84

Finding the Fourth Proportional to 48,392.62, 72,560.67 and 18,775.84

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Solution

The fourth proportional to 48,392.62, 72,560.67 and 18,775.84 is: 28,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,392.62 : 72,560.67 = 18,775.84 : x
  2. Step 2: Convert to fraction form
    48,392.62/72,560.67 = 18,775.84/x
  3. Step 3: Cross multiply
    48,392.62x = 72,560.67 × 18,775.84
  4. Step 4: Simplify right side
    48,392.62x = 1,362,387,530.21
  5. Step 5: Solve for x
    x = 1,362,387,530.21/48,392.62
  6. Step 6: Final answer
    x = 28,152.80

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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.