Home / 27,141.90-37,459.50-15,814.94

Finding the Fourth Proportional to 27,141.90, 37,459.50 and 15,814.94

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Solution

The fourth proportional to 27,141.90, 37,459.50 and 15,814.94 is: 21,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,141.90 : 37,459.50 = 15,814.94 : x
  2. Step 2: Convert to fraction form
    27,141.90/37,459.50 = 15,814.94/x
  3. Step 3: Cross multiply
    27,141.90x = 37,459.50 × 15,814.94
  4. Step 4: Simplify right side
    27,141.90x = 592,419,744.93
  5. Step 5: Solve for x
    x = 592,419,744.93/27,141.90
  6. Step 6: Final answer
    x = 21,826.76

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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.