Home / 15,215.90-22,826.28-6,450.92

Finding the Fourth Proportional to 15,215.90, 22,826.28 and 6,450.92

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Solution

The fourth proportional to 15,215.90, 22,826.28 and 6,450.92 is: 9,677.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,215.90 : 22,826.28 = 6,450.92 : x
  2. Step 2: Convert to fraction form
    15,215.90/22,826.28 = 6,450.92/x
  3. Step 3: Cross multiply
    15,215.90x = 22,826.28 × 6,450.92
  4. Step 4: Simplify right side
    15,215.90x = 147,250,506.18
  5. Step 5: Solve for x
    x = 147,250,506.18/15,215.90
  6. Step 6: Final answer
    x = 9,677.41

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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.