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Finding the Fourth Proportional to 36,360.64, 50,147.64 and 25,641.20

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Solution

The fourth proportional to 36,360.64, 50,147.64 and 25,641.20 is: 35,363.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,360.64 : 50,147.64 = 25,641.20 : x
  2. Step 2: Convert to fraction form
    36,360.64/50,147.64 = 25,641.20/x
  3. Step 3: Cross multiply
    36,360.64x = 50,147.64 × 25,641.20
  4. Step 4: Simplify right side
    36,360.64x = 1,285,845,666.77
  5. Step 5: Solve for x
    x = 1,285,845,666.77/36,360.64
  6. Step 6: Final answer
    x = 35,363.67

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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.