Home / 54,681.09-82,045.67-19,167.99

Finding the Fourth Proportional to 54,681.09, 82,045.67 and 19,167.99

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Solution

The fourth proportional to 54,681.09, 82,045.67 and 19,167.99 is: 28,760.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,681.09 : 82,045.67 = 19,167.99 : x
  2. Step 2: Convert to fraction form
    54,681.09/82,045.67 = 19,167.99/x
  3. Step 3: Cross multiply
    54,681.09x = 82,045.67 × 19,167.99
  4. Step 4: Simplify right side
    54,681.09x = 1,572,650,486.26
  5. Step 5: Solve for x
    x = 1,572,650,486.26/54,681.09
  6. Step 6: Final answer
    x = 28,760.41

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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.