Home / 14,802.80-20,427.26-8,088.66

Finding the Fourth Proportional to 14,802.80, 20,427.26 and 8,088.66

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Solution

The fourth proportional to 14,802.80, 20,427.26 and 8,088.66 is: 11,162.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,802.80 : 20,427.26 = 8,088.66 : x
  2. Step 2: Convert to fraction form
    14,802.80/20,427.26 = 8,088.66/x
  3. Step 3: Cross multiply
    14,802.80x = 20,427.26 × 8,088.66
  4. Step 4: Simplify right side
    14,802.80x = 165,229,120.43
  5. Step 5: Solve for x
    x = 165,229,120.43/14,802.80
  6. Step 6: Final answer
    x = 11,162.02

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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.