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Finding the Fourth Proportional to 53,591.69, 73,913.72 and 36,615.11

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Solution

The fourth proportional to 53,591.69, 73,913.72 and 36,615.11 is: 50,499.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,591.69 : 73,913.72 = 36,615.11 : x
  2. Step 2: Convert to fraction form
    53,591.69/73,913.72 = 36,615.11/x
  3. Step 3: Cross multiply
    53,591.69x = 73,913.72 × 36,615.11
  4. Step 4: Simplify right side
    53,591.69x = 2,706,358,435.67
  5. Step 5: Solve for x
    x = 2,706,358,435.67/53,591.69
  6. Step 6: Final answer
    x = 50,499.59

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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.