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Finding the Fourth Proportional to 36,506.30, 51,212.50 and 36,506.30

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Solution

The fourth proportional to 36,506.30, 51,212.50 and 36,506.30 is: 51,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,506.30 : 51,212.50 = 36,506.30 : x
  2. Step 2: Convert to fraction form
    36,506.30/51,212.50 = 36,506.30/x
  3. Step 3: Cross multiply
    36,506.30x = 51,212.50 × 36,506.30
  4. Step 4: Simplify right side
    36,506.30x = 1,869,578,888.75
  5. Step 5: Solve for x
    x = 1,869,578,888.75/36,506.30
  6. Step 6: Final answer
    x = 51,212.50

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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.