Home / 27,217.28-37,559.84-15,894.56

Finding the Fourth Proportional to 27,217.28, 37,559.84 and 15,894.56

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Solution

The fourth proportional to 27,217.28, 37,559.84 and 15,894.56 is: 21,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.28 : 37,559.84 = 15,894.56 : x
  2. Step 2: Convert to fraction form
    27,217.28/37,559.84 = 15,894.56/x
  3. Step 3: Cross multiply
    27,217.28x = 37,559.84 × 15,894.56
  4. Step 4: Simplify right side
    27,217.28x = 596,997,130.47
  5. Step 5: Solve for x
    x = 596,997,130.47/27,217.28
  6. Step 6: Final answer
    x = 21,934.49

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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.