Home / 45,099.36-67,660.32-17,019.36

Finding the Fourth Proportional to 45,099.36, 67,660.32 and 17,019.36

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Solution

The fourth proportional to 45,099.36, 67,660.32 and 17,019.36 is: 25,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,099.36 : 67,660.32 = 17,019.36 : x
  2. Step 2: Convert to fraction form
    45,099.36/67,660.32 = 17,019.36/x
  3. Step 3: Cross multiply
    45,099.36x = 67,660.32 × 17,019.36
  4. Step 4: Simplify right side
    45,099.36x = 1,151,535,343.80
  5. Step 5: Solve for x
    x = 1,151,535,343.80/45,099.36
  6. Step 6: Final answer
    x = 25,533.30

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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.