Home / 19,107.18-26,364.96-10,930.14

Finding the Fourth Proportional to 19,107.18, 26,364.96 and 10,930.14

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Solution

The fourth proportional to 19,107.18, 26,364.96 and 10,930.14 is: 15,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.18 : 26,364.96 = 10,930.14 : x
  2. Step 2: Convert to fraction form
    19,107.18/26,364.96 = 10,930.14/x
  3. Step 3: Cross multiply
    19,107.18x = 26,364.96 × 10,930.14
  4. Step 4: Simplify right side
    19,107.18x = 288,172,703.89
  5. Step 5: Solve for x
    x = 288,172,703.89/19,107.18
  6. Step 6: Final answer
    x = 15,081.91

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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.