Home / 18,055.95-27,061.38-12,464.76

Finding the Fourth Proportional to 18,055.95, 27,061.38 and 12,464.76

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Solution

The fourth proportional to 18,055.95, 27,061.38 and 12,464.76 is: 18,681.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.95 : 27,061.38 = 12,464.76 : x
  2. Step 2: Convert to fraction form
    18,055.95/27,061.38 = 12,464.76/x
  3. Step 3: Cross multiply
    18,055.95x = 27,061.38 × 12,464.76
  4. Step 4: Simplify right side
    18,055.95x = 337,313,606.97
  5. Step 5: Solve for x
    x = 337,313,606.97/18,055.95
  6. Step 6: Final answer
    x = 18,681.58

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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.