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Finding the Fourth Proportional to 35,292.70, 53,012.86 and 29,756.86

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Solution

The fourth proportional to 35,292.70, 53,012.86 and 29,756.86 is: 44,697.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,292.70 : 53,012.86 = 29,756.86 : x
  2. Step 2: Convert to fraction form
    35,292.70/53,012.86 = 29,756.86/x
  3. Step 3: Cross multiply
    35,292.70x = 53,012.86 × 29,756.86
  4. Step 4: Simplify right side
    35,292.70x = 1,577,496,253.22
  5. Step 5: Solve for x
    x = 1,577,496,253.22/35,292.70
  6. Step 6: Final answer
    x = 44,697.52

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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.