Home / 14,012.58-19,337.51-7,725.18

Finding the Fourth Proportional to 14,012.58, 19,337.51 and 7,725.18

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Solution

The fourth proportional to 14,012.58, 19,337.51 and 7,725.18 is: 10,660.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.58 : 19,337.51 = 7,725.18 : x
  2. Step 2: Convert to fraction form
    14,012.58/19,337.51 = 7,725.18/x
  3. Step 3: Cross multiply
    14,012.58x = 19,337.51 × 7,725.18
  4. Step 4: Simplify right side
    14,012.58x = 149,385,745.50
  5. Step 5: Solve for x
    x = 149,385,745.50/14,012.58
  6. Step 6: Final answer
    x = 10,660.83

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Half scale
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Double scale
Find fourth proportional to 14,013.58, 19,338.89 and 7,726.18
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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.