Home / 35,275.14-52,909.47-11,901.78

Finding the Fourth Proportional to 35,275.14, 52,909.47 and 11,901.78

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Solution

The fourth proportional to 35,275.14, 52,909.47 and 11,901.78 is: 17,851.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,275.14 : 52,909.47 = 11,901.78 : x
  2. Step 2: Convert to fraction form
    35,275.14/52,909.47 = 11,901.78/x
  3. Step 3: Cross multiply
    35,275.14x = 52,909.47 × 11,901.78
  4. Step 4: Simplify right side
    35,275.14x = 629,716,871.86
  5. Step 5: Solve for x
    x = 629,716,871.86/35,275.14
  6. Step 6: Final answer
    x = 17,851.58

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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.