Home / 54,726.06-82,089.12-13,173.06

Finding the Fourth Proportional to 54,726.06, 82,089.12 and 13,173.06

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Solution

The fourth proportional to 54,726.06, 82,089.12 and 13,173.06 is: 19,759.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,726.06 : 82,089.12 = 13,173.06 : x
  2. Step 2: Convert to fraction form
    54,726.06/82,089.12 = 13,173.06/x
  3. Step 3: Cross multiply
    54,726.06x = 82,089.12 × 13,173.06
  4. Step 4: Simplify right side
    54,726.06x = 1,081,364,903.11
  5. Step 5: Solve for x
    x = 1,081,364,903.11/54,726.06
  6. Step 6: Final answer
    x = 19,759.60

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1.5x scale

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.