Home / 53,434.62-79,984.26-35,630.28

Finding the Fourth Proportional to 53,434.62, 79,984.26 and 35,630.28

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Solution

The fourth proportional to 53,434.62, 79,984.26 and 35,630.28 is: 53,333.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,434.62 : 79,984.26 = 35,630.28 : x
  2. Step 2: Convert to fraction form
    53,434.62/79,984.26 = 35,630.28/x
  3. Step 3: Cross multiply
    53,434.62x = 79,984.26 × 35,630.28
  4. Step 4: Simplify right side
    53,434.62x = 2,849,861,579.39
  5. Step 5: Solve for x
    x = 2,849,861,579.39/53,434.62
  6. Step 6: Final answer
    x = 53,333.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.