Home / 27,039.12-37,313.91-15,102.48

Finding the Fourth Proportional to 27,039.12, 37,313.91 and 15,102.48

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Solution

The fourth proportional to 27,039.12, 37,313.91 and 15,102.48 is: 20,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.12 : 37,313.91 = 15,102.48 : x
  2. Step 2: Convert to fraction form
    27,039.12/37,313.91 = 15,102.48/x
  3. Step 3: Cross multiply
    27,039.12x = 37,313.91 × 15,102.48
  4. Step 4: Simplify right side
    27,039.12x = 563,532,579.50
  5. Step 5: Solve for x
    x = 563,532,579.50/27,039.12
  6. Step 6: Final answer
    x = 20,841.38

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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.