Home / 26,921.32-37,151.76-14,985.16

Finding the Fourth Proportional to 26,921.32, 37,151.76 and 14,985.16

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Solution

The fourth proportional to 26,921.32, 37,151.76 and 14,985.16 is: 20,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,921.32 : 37,151.76 = 14,985.16 : x
  2. Step 2: Convert to fraction form
    26,921.32/37,151.76 = 14,985.16/x
  3. Step 3: Cross multiply
    26,921.32x = 37,151.76 × 14,985.16
  4. Step 4: Simplify right side
    26,921.32x = 556,725,067.88
  5. Step 5: Solve for x
    x = 556,725,067.88/26,921.32
  6. Step 6: Final answer
    x = 20,679.71

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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.