Home / 27,211.52-37,548.99-15,276.17

Finding the Fourth Proportional to 27,211.52, 37,548.99 and 15,276.17

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Solution

The fourth proportional to 27,211.52, 37,548.99 and 15,276.17 is: 21,079.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.52 : 37,548.99 = 15,276.17 : x
  2. Step 2: Convert to fraction form
    27,211.52/37,548.99 = 15,276.17/x
  3. Step 3: Cross multiply
    27,211.52x = 37,548.99 × 15,276.17
  4. Step 4: Simplify right side
    27,211.52x = 573,604,566.82
  5. Step 5: Solve for x
    x = 573,604,566.82/27,211.52
  6. Step 6: Final answer
    x = 21,079.48

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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.