Home / 27,557.46-38,032.27-15,619.52

Finding the Fourth Proportional to 27,557.46, 38,032.27 and 15,619.52

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Solution

The fourth proportional to 27,557.46, 38,032.27 and 15,619.52 is: 21,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,557.46 : 38,032.27 = 15,619.52 : x
  2. Step 2: Convert to fraction form
    27,557.46/38,032.27 = 15,619.52/x
  3. Step 3: Cross multiply
    27,557.46x = 38,032.27 × 15,619.52
  4. Step 4: Simplify right side
    27,557.46x = 594,045,801.91
  5. Step 5: Solve for x
    x = 594,045,801.91/27,557.46
  6. Step 6: Final answer
    x = 21,556.62

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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.