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Finding the Fourth Proportional to 36,507.75, 50,386.16 and 22,368.80

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Solution

The fourth proportional to 36,507.75, 50,386.16 and 22,368.80 is: 30,872.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,507.75 : 50,386.16 = 22,368.80 : x
  2. Step 2: Convert to fraction form
    36,507.75/50,386.16 = 22,368.80/x
  3. Step 3: Cross multiply
    36,507.75x = 50,386.16 × 22,368.80
  4. Step 4: Simplify right side
    36,507.75x = 1,127,077,739.80
  5. Step 5: Solve for x
    x = 1,127,077,739.80/36,507.75
  6. Step 6: Final answer
    x = 30,872.29

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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.