Home / 26,955.78-37,197.99-15,018.50

Finding the Fourth Proportional to 26,955.78, 37,197.99 and 15,018.50

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Solution

The fourth proportional to 26,955.78, 37,197.99 and 15,018.50 is: 20,724.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,955.78 : 37,197.99 = 15,018.50 : x
  2. Step 2: Convert to fraction form
    26,955.78/37,197.99 = 15,018.50/x
  3. Step 3: Cross multiply
    26,955.78x = 37,197.99 × 15,018.50
  4. Step 4: Simplify right side
    26,955.78x = 558,657,826.83
  5. Step 5: Solve for x
    x = 558,657,826.83/26,955.78
  6. Step 6: Final answer
    x = 20,724.97

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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.