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Finding the Fourth Proportional to 36,312.70, 50,734.10 and 36,312.70

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Solution

The fourth proportional to 36,312.70, 50,734.10 and 36,312.70 is: 50,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,312.70 : 50,734.10 = 36,312.70 : x
  2. Step 2: Convert to fraction form
    36,312.70/50,734.10 = 36,312.70/x
  3. Step 3: Cross multiply
    36,312.70x = 50,734.10 × 36,312.70
  4. Step 4: Simplify right side
    36,312.70x = 1,842,292,153.07
  5. Step 5: Solve for x
    x = 1,842,292,153.07/36,312.70
  6. Step 6: Final answer
    x = 50,734.10

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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.