Home / 27,152.16-40,734.41-9,621.99

Finding the Fourth Proportional to 27,152.16, 40,734.41 and 9,621.99

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Solution

The fourth proportional to 27,152.16, 40,734.41 and 9,621.99 is: 14,435.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152.16 : 40,734.41 = 9,621.99 : x
  2. Step 2: Convert to fraction form
    27,152.16/40,734.41 = 9,621.99/x
  3. Step 3: Cross multiply
    27,152.16x = 40,734.41 × 9,621.99
  4. Step 4: Simplify right side
    27,152.16x = 391,946,037.57
  5. Step 5: Solve for x
    x = 391,946,037.57/27,152.16
  6. Step 6: Final answer
    x = 14,435.17

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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.