Home / 48,093.20-72,143.43-14,356.55

Finding the Fourth Proportional to 48,093.20, 72,143.43 and 14,356.55

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Solution

The fourth proportional to 48,093.20, 72,143.43 and 14,356.55 is: 21,535.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,093.20 : 72,143.43 = 14,356.55 : x
  2. Step 2: Convert to fraction form
    48,093.20/72,143.43 = 14,356.55/x
  3. Step 3: Cross multiply
    48,093.20x = 72,143.43 × 14,356.55
  4. Step 4: Simplify right side
    48,093.20x = 1,035,730,688.18
  5. Step 5: Solve for x
    x = 1,035,730,688.18/48,093.20
  6. Step 6: Final answer
    x = 21,535.91

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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.