Home / 35,896.71-53,856.05-18,378.93

Finding the Fourth Proportional to 35,896.71, 53,856.05 and 18,378.93

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Solution

The fourth proportional to 35,896.71, 53,856.05 and 18,378.93 is: 27,574.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,896.71 : 53,856.05 = 18,378.93 : x
  2. Step 2: Convert to fraction form
    35,896.71/53,856.05 = 18,378.93/x
  3. Step 3: Cross multiply
    35,896.71x = 53,856.05 × 18,378.93
  4. Step 4: Simplify right side
    35,896.71x = 989,816,481.13
  5. Step 5: Solve for x
    x = 989,816,481.13/35,896.71
  6. Step 6: Final answer
    x = 27,574.02

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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.