Home / 36,068.18-49,775.19-20,153.30

Finding the Fourth Proportional to 36,068.18, 49,775.19 and 20,153.30

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Solution

The fourth proportional to 36,068.18, 49,775.19 and 20,153.30 is: 27,812.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,068.18 : 49,775.19 = 20,153.30 : x
  2. Step 2: Convert to fraction form
    36,068.18/49,775.19 = 20,153.30/x
  3. Step 3: Cross multiply
    36,068.18x = 49,775.19 × 20,153.30
  4. Step 4: Simplify right side
    36,068.18x = 1,003,134,336.63
  5. Step 5: Solve for x
    x = 1,003,134,336.63/36,068.18
  6. Step 6: Final answer
    x = 27,812.17

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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.