Home / 14,967.15-22,450.72-6,645.21

Finding the Fourth Proportional to 14,967.15, 22,450.72 and 6,645.21

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Solution

The fourth proportional to 14,967.15, 22,450.72 and 6,645.21 is: 9,967.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,967.15 : 22,450.72 = 6,645.21 : x
  2. Step 2: Convert to fraction form
    14,967.15/22,450.72 = 6,645.21/x
  3. Step 3: Cross multiply
    14,967.15x = 22,450.72 × 6,645.21
  4. Step 4: Simplify right side
    14,967.15x = 149,189,701.23
  5. Step 5: Solve for x
    x = 149,189,701.23/14,967.15
  6. Step 6: Final answer
    x = 9,967.81

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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.