Home / 14,267.48-21,389.06-5,508.56

Finding the Fourth Proportional to 14,267.48, 21,389.06 and 5,508.56

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Solution

The fourth proportional to 14,267.48, 21,389.06 and 5,508.56 is: 8,258.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.48 : 21,389.06 = 5,508.56 : x
  2. Step 2: Convert to fraction form
    14,267.48/21,389.06 = 5,508.56/x
  3. Step 3: Cross multiply
    14,267.48x = 21,389.06 × 5,508.56
  4. Step 4: Simplify right side
    14,267.48x = 117,822,920.35
  5. Step 5: Solve for x
    x = 117,822,920.35/14,267.48
  6. Step 6: Final answer
    x = 8,258.15

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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.