Home / 14,180.76-21,267.23-7,508.21

Finding the Fourth Proportional to 14,180.76, 21,267.23 and 7,508.21

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Solution

The fourth proportional to 14,180.76, 21,267.23 and 7,508.21 is: 11,260.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.76 : 21,267.23 = 7,508.21 : x
  2. Step 2: Convert to fraction form
    14,180.76/21,267.23 = 7,508.21/x
  3. Step 3: Cross multiply
    14,180.76x = 21,267.23 × 7,508.21
  4. Step 4: Simplify right side
    14,180.76x = 159,678,685.08
  5. Step 5: Solve for x
    x = 159,678,685.08/14,180.76
  6. Step 6: Final answer
    x = 11,260.23

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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.