Home / 27,026.15-37,291.61-15,089.09

Finding the Fourth Proportional to 27,026.15, 37,291.61 and 15,089.09

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Solution

The fourth proportional to 27,026.15, 37,291.61 and 15,089.09 is: 20,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,026.15 : 37,291.61 = 15,089.09 : x
  2. Step 2: Convert to fraction form
    27,026.15/37,291.61 = 15,089.09/x
  3. Step 3: Cross multiply
    27,026.15x = 37,291.61 × 15,089.09
  4. Step 4: Simplify right side
    27,026.15x = 562,696,310.80
  5. Step 5: Solve for x
    x = 562,696,310.80/27,026.15
  6. Step 6: Final answer
    x = 20,820.44

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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.