Home / 19,689.48-27,117.18-17,035.92

Finding the Fourth Proportional to 19,689.48, 27,117.18 and 17,035.92

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Solution

The fourth proportional to 19,689.48, 27,117.18 and 17,035.92 is: 23,462.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,689.48 : 27,117.18 = 17,035.92 : x
  2. Step 2: Convert to fraction form
    19,689.48/27,117.18 = 17,035.92/x
  3. Step 3: Cross multiply
    19,689.48x = 27,117.18 × 17,035.92
  4. Step 4: Simplify right side
    19,689.48x = 461,966,109.11
  5. Step 5: Solve for x
    x = 461,966,109.11/19,689.48
  6. Step 6: Final answer
    x = 23,462.59

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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.