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Finding the Fourth Proportional to 36,437.64, 50,282.91 and 20,522.22

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Solution

The fourth proportional to 36,437.64, 50,282.91 and 20,522.22 is: 28,320.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,437.64 : 50,282.91 = 20,522.22 : x
  2. Step 2: Convert to fraction form
    36,437.64/50,282.91 = 20,522.22/x
  3. Step 3: Cross multiply
    36,437.64x = 50,282.91 × 20,522.22
  4. Step 4: Simplify right side
    36,437.64x = 1,031,916,941.26
  5. Step 5: Solve for x
    x = 1,031,916,941.26/36,437.64
  6. Step 6: Final answer
    x = 28,320.08

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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.