Home / 27,182.68-40,774-17,946.52

Finding the Fourth Proportional to 27,182.68, 40,774 and 17,946.52

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Solution

The fourth proportional to 27,182.68, 40,774 and 17,946.52 is: 26,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,182.68 : 40,774 = 17,946.52 : x
  2. Step 2: Convert to fraction form
    27,182.68/40,774 = 17,946.52/x
  3. Step 3: Cross multiply
    27,182.68x = 40,774 × 17,946.52
  4. Step 4: Simplify right side
    27,182.68x = 731,751,406.48
  5. Step 5: Solve for x
    x = 731,751,406.48/27,182.68
  6. Step 6: Final answer
    x = 26,919.77

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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.