Home / 27,077.52-37,366.88-15,140.82

Finding the Fourth Proportional to 27,077.52, 37,366.88 and 15,140.82

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Solution

The fourth proportional to 27,077.52, 37,366.88 and 15,140.82 is: 20,894.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,077.52 : 37,366.88 = 15,140.82 : x
  2. Step 2: Convert to fraction form
    27,077.52/37,366.88 = 15,140.82/x
  3. Step 3: Cross multiply
    27,077.52x = 37,366.88 × 15,140.82
  4. Step 4: Simplify right side
    27,077.52x = 565,765,204.04
  5. Step 5: Solve for x
    x = 565,765,204.04/27,077.52
  6. Step 6: Final answer
    x = 20,894.28

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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.