Home / 36,073.96-49,784.40-20,159.08

Finding the Fourth Proportional to 36,073.96, 49,784.40 and 20,159.08

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Solution

The fourth proportional to 36,073.96, 49,784.40 and 20,159.08 is: 27,820.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,073.96 : 49,784.40 = 20,159.08 : x
  2. Step 2: Convert to fraction form
    36,073.96/49,784.40 = 20,159.08/x
  3. Step 3: Cross multiply
    36,073.96x = 49,784.40 × 20,159.08
  4. Step 4: Simplify right side
    36,073.96x = 1,003,607,702.35
  5. Step 5: Solve for x
    x = 1,003,607,702.35/36,073.96
  6. Step 6: Final answer
    x = 27,820.84

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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.