Home / 36,126.64-49,856.70-20,210.14

Finding the Fourth Proportional to 36,126.64, 49,856.70 and 20,210.14

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Solution

The fourth proportional to 36,126.64, 49,856.70 and 20,210.14 is: 27,891.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,126.64 : 49,856.70 = 20,210.14 : x
  2. Step 2: Convert to fraction form
    36,126.64/49,856.70 = 20,210.14/x
  3. Step 3: Cross multiply
    36,126.64x = 49,856.70 × 20,210.14
  4. Step 4: Simplify right side
    36,126.64x = 1,007,610,886.94
  5. Step 5: Solve for x
    x = 1,007,610,886.94/36,126.64
  6. Step 6: Final answer
    x = 27,891.08

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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.