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Finding the Fourth Proportional to 35,466.45, 53,154.45 and 18,834.45

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Solution

The fourth proportional to 35,466.45, 53,154.45 and 18,834.45 is: 28,227.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,466.45 : 53,154.45 = 18,834.45 : x
  2. Step 2: Convert to fraction form
    35,466.45/53,154.45 = 18,834.45/x
  3. Step 3: Cross multiply
    35,466.45x = 53,154.45 × 18,834.45
  4. Step 4: Simplify right side
    35,466.45x = 1,001,134,830.80
  5. Step 5: Solve for x
    x = 1,001,134,830.80/35,466.45
  6. Step 6: Final answer
    x = 28,227.66

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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.