Home / 27,148.59-37,464.58-15,211.89

Finding the Fourth Proportional to 27,148.59, 37,464.58 and 15,211.89

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Solution

The fourth proportional to 27,148.59, 37,464.58 and 15,211.89 is: 20,992.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,148.59 : 37,464.58 = 15,211.89 : x
  2. Step 2: Convert to fraction form
    27,148.59/37,464.58 = 15,211.89/x
  3. Step 3: Cross multiply
    27,148.59x = 37,464.58 × 15,211.89
  4. Step 4: Simplify right side
    27,148.59x = 569,907,069.86
  5. Step 5: Solve for x
    x = 569,907,069.86/27,148.59
  6. Step 6: Final answer
    x = 20,992.14

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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.