Home / 14,450.02-21,657.30-8,215.26

Finding the Fourth Proportional to 14,450.02, 21,657.30 and 8,215.26

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Solution

The fourth proportional to 14,450.02, 21,657.30 and 8,215.26 is: 12,312.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,450.02 : 21,657.30 = 8,215.26 : x
  2. Step 2: Convert to fraction form
    14,450.02/21,657.30 = 8,215.26/x
  3. Step 3: Cross multiply
    14,450.02x = 21,657.30 × 8,215.26
  4. Step 4: Simplify right side
    14,450.02x = 177,920,350.40
  5. Step 5: Solve for x
    x = 177,920,350.40/14,450.02
  6. Step 6: Final answer
    x = 12,312.81

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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.