Home / 27,718.93-38,241.26-17,090.11

Finding the Fourth Proportional to 27,718.93, 38,241.26 and 17,090.11

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Solution

The fourth proportional to 27,718.93, 38,241.26 and 17,090.11 is: 23,577.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,718.93 : 38,241.26 = 17,090.11 : x
  2. Step 2: Convert to fraction form
    27,718.93/38,241.26 = 17,090.11/x
  3. Step 3: Cross multiply
    27,718.93x = 38,241.26 × 17,090.11
  4. Step 4: Simplify right side
    27,718.93x = 653,547,148.73
  5. Step 5: Solve for x
    x = 653,547,148.73/27,718.93
  6. Step 6: Final answer
    x = 23,577.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.