Home / 27,436.08-41,145.95-11,640.92

Finding the Fourth Proportional to 27,436.08, 41,145.95 and 11,640.92

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Solution

The fourth proportional to 27,436.08, 41,145.95 and 11,640.92 is: 17,457.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.08 : 41,145.95 = 11,640.92 : x
  2. Step 2: Convert to fraction form
    27,436.08/41,145.95 = 11,640.92/x
  3. Step 3: Cross multiply
    27,436.08x = 41,145.95 × 11,640.92
  4. Step 4: Simplify right side
    27,436.08x = 478,976,712.27
  5. Step 5: Solve for x
    x = 478,976,712.27/27,436.08
  6. Step 6: Final answer
    x = 17,457.91

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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.