Home / 27,198.81-37,535.04-15,263.10

Finding the Fourth Proportional to 27,198.81, 37,535.04 and 15,263.10

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Solution

The fourth proportional to 27,198.81, 37,535.04 and 15,263.10 is: 21,063.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,198.81 : 37,535.04 = 15,263.10 : x
  2. Step 2: Convert to fraction form
    27,198.81/37,535.04 = 15,263.10/x
  3. Step 3: Cross multiply
    27,198.81x = 37,535.04 × 15,263.10
  4. Step 4: Simplify right side
    27,198.81x = 572,901,069.02
  5. Step 5: Solve for x
    x = 572,901,069.02/27,198.81
  6. Step 6: Final answer
    x = 21,063.46

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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.