Home / 18,208.04-27,290.16-7,673.99

Finding the Fourth Proportional to 18,208.04, 27,290.16 and 7,673.99

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Solution

The fourth proportional to 18,208.04, 27,290.16 and 7,673.99 is: 11,501.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208.04 : 27,290.16 = 7,673.99 : x
  2. Step 2: Convert to fraction form
    18,208.04/27,290.16 = 7,673.99/x
  3. Step 3: Cross multiply
    18,208.04x = 27,290.16 × 7,673.99
  4. Step 4: Simplify right side
    18,208.04x = 209,424,278.49
  5. Step 5: Solve for x
    x = 209,424,278.49/18,208.04
  6. Step 6: Final answer
    x = 11,501.75

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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.