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Finding the Fourth Proportional to 36,345.90, 51,000.90 and 36,345.90

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Solution

The fourth proportional to 36,345.90, 51,000.90 and 36,345.90 is: 51,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,345.90 : 51,000.90 = 36,345.90 : x
  2. Step 2: Convert to fraction form
    36,345.90/51,000.90 = 36,345.90/x
  3. Step 3: Cross multiply
    36,345.90x = 51,000.90 × 36,345.90
  4. Step 4: Simplify right side
    36,345.90x = 1,853,673,611.31
  5. Step 5: Solve for x
    x = 1,853,673,611.31/36,345.90
  6. Step 6: Final answer
    x = 51,000.90

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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.