Home / 27,137.03-37,449.20-15,814.29

Finding the Fourth Proportional to 27,137.03, 37,449.20 and 15,814.29

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Solution

The fourth proportional to 27,137.03, 37,449.20 and 15,814.29 is: 21,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137.03 : 37,449.20 = 15,814.29 : x
  2. Step 2: Convert to fraction form
    27,137.03/37,449.20 = 15,814.29/x
  3. Step 3: Cross multiply
    27,137.03x = 37,449.20 × 15,814.29
  4. Step 4: Simplify right side
    27,137.03x = 592,232,509.07
  5. Step 5: Solve for x
    x = 592,232,509.07/27,137.03
  6. Step 6: Final answer
    x = 21,823.78

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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.