Home / 26,926.88-37,160.16-14,989.76

Finding the Fourth Proportional to 26,926.88, 37,160.16 and 14,989.76

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Solution

The fourth proportional to 26,926.88, 37,160.16 and 14,989.76 is: 20,686.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926.88 : 37,160.16 = 14,989.76 : x
  2. Step 2: Convert to fraction form
    26,926.88/37,160.16 = 14,989.76/x
  3. Step 3: Cross multiply
    26,926.88x = 37,160.16 × 14,989.76
  4. Step 4: Simplify right side
    26,926.88x = 557,021,879.96
  5. Step 5: Solve for x
    x = 557,021,879.96/26,926.88
  6. Step 6: Final answer
    x = 20,686.46

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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.