Home / 27,179.79-40,747.74-10,531.32

Finding the Fourth Proportional to 27,179.79, 40,747.74 and 10,531.32

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Solution

The fourth proportional to 27,179.79, 40,747.74 and 10,531.32 is: 15,788.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,179.79 : 40,747.74 = 10,531.32 : x
  2. Step 2: Convert to fraction form
    27,179.79/40,747.74 = 10,531.32/x
  3. Step 3: Cross multiply
    27,179.79x = 40,747.74 × 10,531.32
  4. Step 4: Simplify right side
    27,179.79x = 429,127,489.22
  5. Step 5: Solve for x
    x = 429,127,489.22/27,179.79
  6. Step 6: Final answer
    x = 15,788.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.