Home / 22,730.04-31,366.44-12,658.14

Finding the Fourth Proportional to 22,730.04, 31,366.44 and 12,658.14

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Solution

The fourth proportional to 22,730.04, 31,366.44 and 12,658.14 is: 17,467.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,730.04 : 31,366.44 = 12,658.14 : x
  2. Step 2: Convert to fraction form
    22,730.04/31,366.44 = 12,658.14/x
  3. Step 3: Cross multiply
    22,730.04x = 31,366.44 × 12,658.14
  4. Step 4: Simplify right side
    22,730.04x = 397,040,788.82
  5. Step 5: Solve for x
    x = 397,040,788.82/22,730.04
  6. Step 6: Final answer
    x = 17,467.67

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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.