Home / 18,417.04-27,621.68-5,938.18

Finding the Fourth Proportional to 18,417.04, 27,621.68 and 5,938.18

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Solution

The fourth proportional to 18,417.04, 27,621.68 and 5,938.18 is: 8,906.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417.04 : 27,621.68 = 5,938.18 : x
  2. Step 2: Convert to fraction form
    18,417.04/27,621.68 = 5,938.18/x
  3. Step 3: Cross multiply
    18,417.04x = 27,621.68 × 5,938.18
  4. Step 4: Simplify right side
    18,417.04x = 164,022,507.74
  5. Step 5: Solve for x
    x = 164,022,507.74/18,417.04
  6. Step 6: Final answer
    x = 8,906.02

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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.