Home / 19,101.25-26,359.93-10,717.75

Finding the Fourth Proportional to 19,101.25, 26,359.93 and 10,717.75

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Solution

The fourth proportional to 19,101.25, 26,359.93 and 10,717.75 is: 14,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101.25 : 26,359.93 = 10,717.75 : x
  2. Step 2: Convert to fraction form
    19,101.25/26,359.93 = 10,717.75/x
  3. Step 3: Cross multiply
    19,101.25x = 26,359.93 × 10,717.75
  4. Step 4: Simplify right side
    19,101.25x = 282,519,139.76
  5. Step 5: Solve for x
    x = 282,519,139.76/19,101.25
  6. Step 6: Final answer
    x = 14,790.61

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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.