Home / 17,720.84-26,572.62-10,121.24

Finding the Fourth Proportional to 17,720.84, 26,572.62 and 10,121.24

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Solution

The fourth proportional to 17,720.84, 26,572.62 and 10,121.24 is: 15,176.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.84 : 26,572.62 = 10,121.24 : x
  2. Step 2: Convert to fraction form
    17,720.84/26,572.62 = 10,121.24/x
  3. Step 3: Cross multiply
    17,720.84x = 26,572.62 × 10,121.24
  4. Step 4: Simplify right side
    17,720.84x = 268,947,864.45
  5. Step 5: Solve for x
    x = 268,947,864.45/17,720.84
  6. Step 6: Final answer
    x = 15,176.93

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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.