Home / 19,627.58-27,091.02-11,134.76

Finding the Fourth Proportional to 19,627.58, 27,091.02 and 11,134.76

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Solution

The fourth proportional to 19,627.58, 27,091.02 and 11,134.76 is: 15,368.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.58 : 27,091.02 = 11,134.76 : x
  2. Step 2: Convert to fraction form
    19,627.58/27,091.02 = 11,134.76/x
  3. Step 3: Cross multiply
    19,627.58x = 27,091.02 × 11,134.76
  4. Step 4: Simplify right side
    19,627.58x = 301,652,073.58
  5. Step 5: Solve for x
    x = 301,652,073.58/19,627.58
  6. Step 6: Final answer
    x = 15,368.79

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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.