Home / 14,047.23-19,385.96-7,759.47

Finding the Fourth Proportional to 14,047.23, 19,385.96 and 7,759.47

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Solution

The fourth proportional to 14,047.23, 19,385.96 and 7,759.47 is: 10,708.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.23 : 19,385.96 = 7,759.47 : x
  2. Step 2: Convert to fraction form
    14,047.23/19,385.96 = 7,759.47/x
  3. Step 3: Cross multiply
    14,047.23x = 19,385.96 × 7,759.47
  4. Step 4: Simplify right side
    14,047.23x = 150,424,736.24
  5. Step 5: Solve for x
    x = 150,424,736.24/14,047.23
  6. Step 6: Final answer
    x = 10,708.50

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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.