Home / 27,566.52-38,042.66-15,630.36

Finding the Fourth Proportional to 27,566.52, 38,042.66 and 15,630.36

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Solution

The fourth proportional to 27,566.52, 38,042.66 and 15,630.36 is: 21,570.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,566.52 : 38,042.66 = 15,630.36 : x
  2. Step 2: Convert to fraction form
    27,566.52/38,042.66 = 15,630.36/x
  3. Step 3: Cross multiply
    27,566.52x = 38,042.66 × 15,630.36
  4. Step 4: Simplify right side
    27,566.52x = 594,620,471.16
  5. Step 5: Solve for x
    x = 594,620,471.16/27,566.52
  6. Step 6: Final answer
    x = 21,570.39

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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.