Home / 14,504.32-21,690.06-10,809.12

Finding the Fourth Proportional to 14,504.32, 21,690.06 and 10,809.12

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Solution

The fourth proportional to 14,504.32, 21,690.06 and 10,809.12 is: 16,164.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.32 : 21,690.06 = 10,809.12 : x
  2. Step 2: Convert to fraction form
    14,504.32/21,690.06 = 10,809.12/x
  3. Step 3: Cross multiply
    14,504.32x = 21,690.06 × 10,809.12
  4. Step 4: Simplify right side
    14,504.32x = 234,450,461.35
  5. Step 5: Solve for x
    x = 234,450,461.35/14,504.32
  6. Step 6: Final answer
    x = 16,164.18

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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.