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Finding the Fourth Proportional to 35,388.27, 53,044.11 and 17,859.45

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Solution

The fourth proportional to 35,388.27, 53,044.11 and 17,859.45 is: 26,769.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,388.27 : 53,044.11 = 17,859.45 : x
  2. Step 2: Convert to fraction form
    35,388.27/53,044.11 = 17,859.45/x
  3. Step 3: Cross multiply
    35,388.27x = 53,044.11 × 17,859.45
  4. Step 4: Simplify right side
    35,388.27x = 947,338,630.34
  5. Step 5: Solve for x
    x = 947,338,630.34/35,388.27
  6. Step 6: Final answer
    x = 26,769.85

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1.5x scale

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.