Home / 55,405.02-83,106.99-13,852.02

Finding the Fourth Proportional to 55,405.02, 83,106.99 and 13,852.02

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Solution

The fourth proportional to 55,405.02, 83,106.99 and 13,852.02 is: 20,777.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,405.02 : 83,106.99 = 13,852.02 : x
  2. Step 2: Convert to fraction form
    55,405.02/83,106.99 = 13,852.02/x
  3. Step 3: Cross multiply
    55,405.02x = 83,106.99 × 13,852.02
  4. Step 4: Simplify right side
    55,405.02x = 1,151,199,687.62
  5. Step 5: Solve for x
    x = 1,151,199,687.62/55,405.02
  6. Step 6: Final answer
    x = 20,777.89

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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.