Home / 14,209.08-21,326.72-7,194.06

Finding the Fourth Proportional to 14,209.08, 21,326.72 and 7,194.06

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Solution

The fourth proportional to 14,209.08, 21,326.72 and 7,194.06 is: 10,797.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,209.08 : 21,326.72 = 7,194.06 : x
  2. Step 2: Convert to fraction form
    14,209.08/21,326.72 = 7,194.06/x
  3. Step 3: Cross multiply
    14,209.08x = 21,326.72 × 7,194.06
  4. Step 4: Simplify right side
    14,209.08x = 153,425,703.28
  5. Step 5: Solve for x
    x = 153,425,703.28/14,209.08
  6. Step 6: Final answer
    x = 10,797.72

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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.