Home / 27,059.64-37,339.86-15,121.32

Finding the Fourth Proportional to 27,059.64, 37,339.86 and 15,121.32

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Solution

The fourth proportional to 27,059.64, 37,339.86 and 15,121.32 is: 20,866.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,059.64 : 37,339.86 = 15,121.32 : x
  2. Step 2: Convert to fraction form
    27,059.64/37,339.86 = 15,121.32/x
  3. Step 3: Cross multiply
    27,059.64x = 37,339.86 × 15,121.32
  4. Step 4: Simplify right side
    27,059.64x = 564,627,971.82
  5. Step 5: Solve for x
    x = 564,627,971.82/27,059.64
  6. Step 6: Final answer
    x = 20,866.06

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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.