Home / 27,006.53-37,270.81-15,070.12

Finding the Fourth Proportional to 27,006.53, 37,270.81 and 15,070.12

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Solution

The fourth proportional to 27,006.53, 37,270.81 and 15,070.12 is: 20,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,006.53 : 37,270.81 = 15,070.12 : x
  2. Step 2: Convert to fraction form
    27,006.53/37,270.81 = 15,070.12/x
  3. Step 3: Cross multiply
    27,006.53x = 37,270.81 × 15,070.12
  4. Step 4: Simplify right side
    27,006.53x = 561,675,579.20
  5. Step 5: Solve for x
    x = 561,675,579.20/27,006.53
  6. Step 6: Final answer
    x = 20,797.77

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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.