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Finding the Fourth Proportional to 35,336.50, 53,024.19 and 16,868.50

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Solution

The fourth proportional to 35,336.50, 53,024.19 and 16,868.50 is: 25,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,336.50 : 53,024.19 = 16,868.50 : x
  2. Step 2: Convert to fraction form
    35,336.50/53,024.19 = 16,868.50/x
  3. Step 3: Cross multiply
    35,336.50x = 53,024.19 × 16,868.50
  4. Step 4: Simplify right side
    35,336.50x = 894,438,549.02
  5. Step 5: Solve for x
    x = 894,438,549.02/35,336.50
  6. Step 6: Final answer
    x = 25,312.03

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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.