Home / 18,209.04-27,320.13-6,364.57

Finding the Fourth Proportional to 18,209.04, 27,320.13 and 6,364.57

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Solution

The fourth proportional to 18,209.04, 27,320.13 and 6,364.57 is: 9,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,209.04 : 27,320.13 = 6,364.57 : x
  2. Step 2: Convert to fraction form
    18,209.04/27,320.13 = 6,364.57/x
  3. Step 3: Cross multiply
    18,209.04x = 27,320.13 × 6,364.57
  4. Step 4: Simplify right side
    18,209.04x = 173,880,811.49
  5. Step 5: Solve for x
    x = 173,880,811.49/18,209.04
  6. Step 6: Final answer
    x = 9,549.15

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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.