Home / 17,390.73-26,056.29-11,680.99

Finding the Fourth Proportional to 17,390.73, 26,056.29 and 11,680.99

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Solution

The fourth proportional to 17,390.73, 26,056.29 and 11,680.99 is: 17,501.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.73 : 26,056.29 = 11,680.99 : x
  2. Step 2: Convert to fraction form
    17,390.73/26,056.29 = 11,680.99/x
  3. Step 3: Cross multiply
    17,390.73x = 26,056.29 × 11,680.99
  4. Step 4: Simplify right side
    17,390.73x = 304,363,262.93
  5. Step 5: Solve for x
    x = 304,363,262.93/17,390.73
  6. Step 6: Final answer
    x = 17,501.47

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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.