Home / 54,856.53-82,287.63-17,419.52

Finding the Fourth Proportional to 54,856.53, 82,287.63 and 17,419.52

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Solution

The fourth proportional to 54,856.53, 82,287.63 and 17,419.52 is: 26,130.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,856.53 : 82,287.63 = 17,419.52 : x
  2. Step 2: Convert to fraction form
    54,856.53/82,287.63 = 17,419.52/x
  3. Step 3: Cross multiply
    54,856.53x = 82,287.63 × 17,419.52
  4. Step 4: Simplify right side
    54,856.53x = 1,433,411,222.26
  5. Step 5: Solve for x
    x = 1,433,411,222.26/54,856.53
  6. Step 6: Final answer
    x = 26,130.18

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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.