Home / 27,143.92-40,711.08-10,490.26

Finding the Fourth Proportional to 27,143.92, 40,711.08 and 10,490.26

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Solution

The fourth proportional to 27,143.92, 40,711.08 and 10,490.26 is: 15,733.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,143.92 : 40,711.08 = 10,490.26 : x
  2. Step 2: Convert to fraction form
    27,143.92/40,711.08 = 10,490.26/x
  3. Step 3: Cross multiply
    27,143.92x = 40,711.08 × 10,490.26
  4. Step 4: Simplify right side
    27,143.92x = 427,069,814.08
  5. Step 5: Solve for x
    x = 427,069,814.08/27,143.92
  6. Step 6: Final answer
    x = 15,733.53

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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.