Home / 14,567.67-21,858.80-7,163.46

Finding the Fourth Proportional to 14,567.67, 21,858.80 and 7,163.46

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Solution

The fourth proportional to 14,567.67, 21,858.80 and 7,163.46 is: 10,748.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567.67 : 21,858.80 = 7,163.46 : x
  2. Step 2: Convert to fraction form
    14,567.67/21,858.80 = 7,163.46/x
  3. Step 3: Cross multiply
    14,567.67x = 21,858.80 × 7,163.46
  4. Step 4: Simplify right side
    14,567.67x = 156,584,603.63
  5. Step 5: Solve for x
    x = 156,584,603.63/14,567.67
  6. Step 6: Final answer
    x = 10,748.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.