Home / 22,894.62-31,598.39-15,718.67

Finding the Fourth Proportional to 22,894.62, 31,598.39 and 15,718.67

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Solution

The fourth proportional to 22,894.62, 31,598.39 and 15,718.67 is: 21,694.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,894.62 : 31,598.39 = 15,718.67 : x
  2. Step 2: Convert to fraction form
    22,894.62/31,598.39 = 15,718.67/x
  3. Step 3: Cross multiply
    22,894.62x = 31,598.39 × 15,718.67
  4. Step 4: Simplify right side
    22,894.62x = 496,684,428.36
  5. Step 5: Solve for x
    x = 496,684,428.36/22,894.62
  6. Step 6: Final answer
    x = 21,694.37

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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.