Home / 36,210.66-49,971.48-20,300.24

Finding the Fourth Proportional to 36,210.66, 49,971.48 and 20,300.24

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Solution

The fourth proportional to 36,210.66, 49,971.48 and 20,300.24 is: 28,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210.66 : 49,971.48 = 20,300.24 : x
  2. Step 2: Convert to fraction form
    36,210.66/49,971.48 = 20,300.24/x
  3. Step 3: Cross multiply
    36,210.66x = 49,971.48 × 20,300.24
  4. Step 4: Simplify right side
    36,210.66x = 1,014,432,787.30
  5. Step 5: Solve for x
    x = 1,014,432,787.30/36,210.66
  6. Step 6: Final answer
    x = 28,014.76

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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.