Home / 14,435.67-21,655.77-6,115.71

Finding the Fourth Proportional to 14,435.67, 21,655.77 and 6,115.71

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Solution

The fourth proportional to 14,435.67, 21,655.77 and 6,115.71 is: 9,174.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435.67 : 21,655.77 = 6,115.71 : x
  2. Step 2: Convert to fraction form
    14,435.67/21,655.77 = 6,115.71/x
  3. Step 3: Cross multiply
    14,435.67x = 21,655.77 × 6,115.71
  4. Step 4: Simplify right side
    14,435.67x = 132,440,409.15
  5. Step 5: Solve for x
    x = 132,440,409.15/14,435.67
  6. Step 6: Final answer
    x = 9,174.52

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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.