Home / 13,899.27-19,180.86-7,525.70

Finding the Fourth Proportional to 13,899.27, 19,180.86 and 7,525.70

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Solution

The fourth proportional to 13,899.27, 19,180.86 and 7,525.70 is: 10,385.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899.27 : 19,180.86 = 7,525.70 : x
  2. Step 2: Convert to fraction form
    13,899.27/19,180.86 = 7,525.70/x
  3. Step 3: Cross multiply
    13,899.27x = 19,180.86 × 7,525.70
  4. Step 4: Simplify right side
    13,899.27x = 144,349,360.47
  5. Step 5: Solve for x
    x = 144,349,360.47/13,899.27
  6. Step 6: Final answer
    x = 10,385.39

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.