Home / 27,071.08-40,618.74-17,207.80

Finding the Fourth Proportional to 27,071.08, 40,618.74 and 17,207.80

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Solution

The fourth proportional to 27,071.08, 40,618.74 and 17,207.80 is: 25,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.08 : 40,618.74 = 17,207.80 : x
  2. Step 2: Convert to fraction form
    27,071.08/40,618.74 = 17,207.80/x
  3. Step 3: Cross multiply
    27,071.08x = 40,618.74 × 17,207.80
  4. Step 4: Simplify right side
    27,071.08x = 698,959,154.17
  5. Step 5: Solve for x
    x = 698,959,154.17/27,071.08
  6. Step 6: Final answer
    x = 25,819.40

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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.