Home / 27,053.80-37,333.54-15,117.20

Finding the Fourth Proportional to 27,053.80, 37,333.54 and 15,117.20

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Solution

The fourth proportional to 27,053.80, 37,333.54 and 15,117.20 is: 20,861.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,053.80 : 37,333.54 = 15,117.20 : x
  2. Step 2: Convert to fraction form
    27,053.80/37,333.54 = 15,117.20/x
  3. Step 3: Cross multiply
    27,053.80x = 37,333.54 × 15,117.20
  4. Step 4: Simplify right side
    27,053.80x = 564,378,563.12
  5. Step 5: Solve for x
    x = 564,378,563.12/27,053.80
  6. Step 6: Final answer
    x = 20,861.34

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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.