Home / 27,595.79-38,083.07-15,659.63

Finding the Fourth Proportional to 27,595.79, 38,083.07 and 15,659.63

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Solution

The fourth proportional to 27,595.79, 38,083.07 and 15,659.63 is: 21,610.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,595.79 : 38,083.07 = 15,659.63 : x
  2. Step 2: Convert to fraction form
    27,595.79/38,083.07 = 15,659.63/x
  3. Step 3: Cross multiply
    27,595.79x = 38,083.07 × 15,659.63
  4. Step 4: Simplify right side
    27,595.79x = 596,366,785.46
  5. Step 5: Solve for x
    x = 596,366,785.46/27,595.79
  6. Step 6: Final answer
    x = 21,610.79

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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.