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Finding the Fourth Proportional to 36,643.30, 51,404.30 and 36,643.30

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Solution

The fourth proportional to 36,643.30, 51,404.30 and 36,643.30 is: 51,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,643.30 : 51,404.30 = 36,643.30 : x
  2. Step 2: Convert to fraction form
    36,643.30/51,404.30 = 36,643.30/x
  3. Step 3: Cross multiply
    36,643.30x = 51,404.30 × 36,643.30
  4. Step 4: Simplify right side
    36,643.30x = 1,883,623,186.19
  5. Step 5: Solve for x
    x = 1,883,623,186.19/36,643.30
  6. Step 6: Final answer
    x = 51,404.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.