Home / 27,743.29-38,276.37-15,798.16

Finding the Fourth Proportional to 27,743.29, 38,276.37 and 15,798.16

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Solution

The fourth proportional to 27,743.29, 38,276.37 and 15,798.16 is: 21,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,743.29 : 38,276.37 = 15,798.16 : x
  2. Step 2: Convert to fraction form
    27,743.29/38,276.37 = 15,798.16/x
  3. Step 3: Cross multiply
    27,743.29x = 38,276.37 × 15,798.16
  4. Step 4: Simplify right side
    27,743.29x = 604,696,217.48
  5. Step 5: Solve for x
    x = 604,696,217.48/27,743.29
  6. Step 6: Final answer
    x = 21,796.13

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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.