Home / 60,601.05-90,901.32-18,481.00

Finding the Fourth Proportional to 60,601.05, 90,901.32 and 18,481.00

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Solution

The fourth proportional to 60,601.05, 90,901.32 and 18,481.00 is: 27,721.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,601.05 : 90,901.32 = 18,481.00 : x
  2. Step 2: Convert to fraction form
    60,601.05/90,901.32 = 18,481.00/x
  3. Step 3: Cross multiply
    60,601.05x = 90,901.32 × 18,481.00
  4. Step 4: Simplify right side
    60,601.05x = 1,679,947,499.07
  5. Step 5: Solve for x
    x = 1,679,947,499.07/60,601.05
  6. Step 6: Final answer
    x = 27,721.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.