Home / 14,163.03-19,545.26-7,875.41

Finding the Fourth Proportional to 14,163.03, 19,545.26 and 7,875.41

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Solution

The fourth proportional to 14,163.03, 19,545.26 and 7,875.41 is: 10,868.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163.03 : 19,545.26 = 7,875.41 : x
  2. Step 2: Convert to fraction form
    14,163.03/19,545.26 = 7,875.41/x
  3. Step 3: Cross multiply
    14,163.03x = 19,545.26 × 7,875.41
  4. Step 4: Simplify right side
    14,163.03x = 153,926,798.95
  5. Step 5: Solve for x
    x = 153,926,798.95/14,163.03
  6. Step 6: Final answer
    x = 10,868.21

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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.