Home / 36,088.18-49,800.81-20,174.50

Finding the Fourth Proportional to 36,088.18, 49,800.81 and 20,174.50

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Solution

The fourth proportional to 36,088.18, 49,800.81 and 20,174.50 is: 27,840.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,088.18 : 49,800.81 = 20,174.50 : x
  2. Step 2: Convert to fraction form
    36,088.18/49,800.81 = 20,174.50/x
  3. Step 3: Cross multiply
    36,088.18x = 49,800.81 × 20,174.50
  4. Step 4: Simplify right side
    36,088.18x = 1,004,706,441.35
  5. Step 5: Solve for x
    x = 1,004,706,441.35/36,088.18
  6. Step 6: Final answer
    x = 27,840.32

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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.