Home / 14,125.23-19,493.19-7,751.88

Finding the Fourth Proportional to 14,125.23, 19,493.19 and 7,751.88

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Solution

The fourth proportional to 14,125.23, 19,493.19 and 7,751.88 is: 10,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.23 : 19,493.19 = 7,751.88 : x
  2. Step 2: Convert to fraction form
    14,125.23/19,493.19 = 7,751.88/x
  3. Step 3: Cross multiply
    14,125.23x = 19,493.19 × 7,751.88
  4. Step 4: Simplify right side
    14,125.23x = 151,108,869.70
  5. Step 5: Solve for x
    x = 151,108,869.70/14,125.23
  6. Step 6: Final answer
    x = 10,697.80

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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.