Home / 27,426.39-37,851.22-19,775.96

Finding the Fourth Proportional to 27,426.39, 37,851.22 and 19,775.96

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Solution

The fourth proportional to 27,426.39, 37,851.22 and 19,775.96 is: 27,292.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,426.39 : 37,851.22 = 19,775.96 : x
  2. Step 2: Convert to fraction form
    27,426.39/37,851.22 = 19,775.96/x
  3. Step 3: Cross multiply
    27,426.39x = 37,851.22 × 19,775.96
  4. Step 4: Simplify right side
    27,426.39x = 748,544,113.79
  5. Step 5: Solve for x
    x = 748,544,113.79/27,426.39
  6. Step 6: Final answer
    x = 27,292.84

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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.