Home / 35,515.36-53,281.71-11,822.86

Finding the Fourth Proportional to 35,515.36, 53,281.71 and 11,822.86

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Solution

The fourth proportional to 35,515.36, 53,281.71 and 11,822.86 is: 17,737.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,515.36 : 53,281.71 = 11,822.86 : x
  2. Step 2: Convert to fraction form
    35,515.36/53,281.71 = 11,822.86/x
  3. Step 3: Cross multiply
    35,515.36x = 53,281.71 × 11,822.86
  4. Step 4: Simplify right side
    35,515.36x = 629,941,901.92
  5. Step 5: Solve for x
    x = 629,941,901.92/35,515.36
  6. Step 6: Final answer
    x = 17,737.17

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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.