Home / 17,378.64-23,979.24-10,302.48

Finding the Fourth Proportional to 17,378.64, 23,979.24 and 10,302.48

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Solution

The fourth proportional to 17,378.64, 23,979.24 and 10,302.48 is: 14,215.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.64 : 23,979.24 = 10,302.48 : x
  2. Step 2: Convert to fraction form
    17,378.64/23,979.24 = 10,302.48/x
  3. Step 3: Cross multiply
    17,378.64x = 23,979.24 × 10,302.48
  4. Step 4: Simplify right side
    17,378.64x = 247,045,640.52
  5. Step 5: Solve for x
    x = 247,045,640.52/17,378.64
  6. Step 6: Final answer
    x = 14,215.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.