Home / 27,358.56-37,754.70-14,783.28

Finding the Fourth Proportional to 27,358.56, 37,754.70 and 14,783.28

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Solution

The fourth proportional to 27,358.56, 37,754.70 and 14,783.28 is: 20,400.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,358.56 : 37,754.70 = 14,783.28 : x
  2. Step 2: Convert to fraction form
    27,358.56/37,754.70 = 14,783.28/x
  3. Step 3: Cross multiply
    27,358.56x = 37,754.70 × 14,783.28
  4. Step 4: Simplify right side
    27,358.56x = 558,138,301.42
  5. Step 5: Solve for x
    x = 558,138,301.42/27,358.56
  6. Step 6: Final answer
    x = 20,400.87

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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.