Home / 14,047.32-19,385.07-7,673.70

Finding the Fourth Proportional to 14,047.32, 19,385.07 and 7,673.70

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Solution

The fourth proportional to 14,047.32, 19,385.07 and 7,673.70 is: 10,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.32 : 19,385.07 = 7,673.70 : x
  2. Step 2: Convert to fraction form
    14,047.32/19,385.07 = 7,673.70/x
  3. Step 3: Cross multiply
    14,047.32x = 19,385.07 × 7,673.70
  4. Step 4: Simplify right side
    14,047.32x = 148,755,211.66
  5. Step 5: Solve for x
    x = 148,755,211.66/14,047.32
  6. Step 6: Final answer
    x = 10,589.58

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Half scale
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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.