Home / 27,156.06-37,473.57-15,219.36

Finding the Fourth Proportional to 27,156.06, 37,473.57 and 15,219.36

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Solution

The fourth proportional to 27,156.06, 37,473.57 and 15,219.36 is: 21,001.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,156.06 : 37,473.57 = 15,219.36 : x
  2. Step 2: Convert to fraction form
    27,156.06/37,473.57 = 15,219.36/x
  3. Step 3: Cross multiply
    27,156.06x = 37,473.57 × 15,219.36
  4. Step 4: Simplify right side
    27,156.06x = 570,323,752.32
  5. Step 5: Solve for x
    x = 570,323,752.32/27,156.06
  6. Step 6: Final answer
    x = 21,001.71

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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.