Home / 19,792.64-27,313.88-10,718.09

Finding the Fourth Proportional to 19,792.64, 27,313.88 and 10,718.09

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Solution

The fourth proportional to 19,792.64, 27,313.88 and 10,718.09 is: 14,790.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.64 : 27,313.88 = 10,718.09 : x
  2. Step 2: Convert to fraction form
    19,792.64/27,313.88 = 10,718.09/x
  3. Step 3: Cross multiply
    19,792.64x = 27,313.88 × 10,718.09
  4. Step 4: Simplify right side
    19,792.64x = 292,752,638.78
  5. Step 5: Solve for x
    x = 292,752,638.78/19,792.64
  6. Step 6: Final answer
    x = 14,790.99

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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.