Home / 27,069.95-37,357.38-15,133.79

Finding the Fourth Proportional to 27,069.95, 37,357.38 and 15,133.79

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Solution

The fourth proportional to 27,069.95, 37,357.38 and 15,133.79 is: 20,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,069.95 : 37,357.38 = 15,133.79 : x
  2. Step 2: Convert to fraction form
    27,069.95/37,357.38 = 15,133.79/x
  3. Step 3: Cross multiply
    27,069.95x = 37,357.38 × 15,133.79
  4. Step 4: Simplify right side
    27,069.95x = 565,358,837.26
  5. Step 5: Solve for x
    x = 565,358,837.26/27,069.95
  6. Step 6: Final answer
    x = 20,885.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.