Home / 27,145.35-37,462.12-15,212.53

Finding the Fourth Proportional to 27,145.35, 37,462.12 and 15,212.53

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Solution

The fourth proportional to 27,145.35, 37,462.12 and 15,212.53 is: 20,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,145.35 : 37,462.12 = 15,212.53 : x
  2. Step 2: Convert to fraction form
    27,145.35/37,462.12 = 15,212.53/x
  3. Step 3: Cross multiply
    27,145.35x = 37,462.12 × 15,212.53
  4. Step 4: Simplify right side
    27,145.35x = 569,893,492.68
  5. Step 5: Solve for x
    x = 569,893,492.68/27,145.35
  6. Step 6: Final answer
    x = 20,994.15

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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.