Home / 48,392.32-72,593.08-18,812.44

Finding the Fourth Proportional to 48,392.32, 72,593.08 and 18,812.44

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Solution

The fourth proportional to 48,392.32, 72,593.08 and 18,812.44 is: 28,220.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,392.32 : 72,593.08 = 18,812.44 : x
  2. Step 2: Convert to fraction form
    48,392.32/72,593.08 = 18,812.44/x
  3. Step 3: Cross multiply
    48,392.32x = 72,593.08 × 18,812.44
  4. Step 4: Simplify right side
    48,392.32x = 1,365,652,961.92
  5. Step 5: Solve for x
    x = 1,365,652,961.92/48,392.32
  6. Step 6: Final answer
    x = 28,220.45

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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.