Home / 35,835.04-53,757.15-11,811.30

Finding the Fourth Proportional to 35,835.04, 53,757.15 and 11,811.30

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Solution

The fourth proportional to 35,835.04, 53,757.15 and 11,811.30 is: 17,718.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,835.04 : 53,757.15 = 11,811.30 : x
  2. Step 2: Convert to fraction form
    35,835.04/53,757.15 = 11,811.30/x
  3. Step 3: Cross multiply
    35,835.04x = 53,757.15 × 11,811.30
  4. Step 4: Simplify right side
    35,835.04x = 634,941,825.80
  5. Step 5: Solve for x
    x = 634,941,825.80/35,835.04
  6. Step 6: Final answer
    x = 17,718.46

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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.