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Finding the Fourth Proportional to 35,240.70, 52,860.69 and 11,866.98

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Solution

The fourth proportional to 35,240.70, 52,860.69 and 11,866.98 is: 17,800.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,240.70 : 52,860.69 = 11,866.98 : x
  2. Step 2: Convert to fraction form
    35,240.70/52,860.69 = 11,866.98/x
  3. Step 3: Cross multiply
    35,240.70x = 52,860.69 × 11,866.98
  4. Step 4: Simplify right side
    35,240.70x = 627,296,751.02
  5. Step 5: Solve for x
    x = 627,296,751.02/35,240.70
  6. Step 6: Final answer
    x = 17,800.35

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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.