Home / 36,912.48-55,335.78-13,533.48

Finding the Fourth Proportional to 36,912.48, 55,335.78 and 13,533.48

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Solution

The fourth proportional to 36,912.48, 55,335.78 and 13,533.48 is: 20,288.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,912.48 : 55,335.78 = 13,533.48 : x
  2. Step 2: Convert to fraction form
    36,912.48/55,335.78 = 13,533.48/x
  3. Step 3: Cross multiply
    36,912.48x = 55,335.78 × 13,533.48
  4. Step 4: Simplify right side
    36,912.48x = 748,885,671.91
  5. Step 5: Solve for x
    x = 748,885,671.91/36,912.48
  6. Step 6: Final answer
    x = 20,288.14

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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.