Home / 36,214.38-49,977.30-20,298.72

Finding the Fourth Proportional to 36,214.38, 49,977.30 and 20,298.72

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Solution

The fourth proportional to 36,214.38, 49,977.30 and 20,298.72 is: 28,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,214.38 : 49,977.30 = 20,298.72 : x
  2. Step 2: Convert to fraction form
    36,214.38/49,977.30 = 20,298.72/x
  3. Step 3: Cross multiply
    36,214.38x = 49,977.30 × 20,298.72
  4. Step 4: Simplify right side
    36,214.38x = 1,014,475,219.06
  5. Step 5: Solve for x
    x = 1,014,475,219.06/36,214.38
  6. Step 6: Final answer
    x = 28,013.05

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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.