Home / 14,191.02-21,285.99-3,802.50

Finding the Fourth Proportional to 14,191.02, 21,285.99 and 3,802.50

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Solution

The fourth proportional to 14,191.02, 21,285.99 and 3,802.50 is: 5,703.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.02 : 21,285.99 = 3,802.50 : x
  2. Step 2: Convert to fraction form
    14,191.02/21,285.99 = 3,802.50/x
  3. Step 3: Cross multiply
    14,191.02x = 21,285.99 × 3,802.50
  4. Step 4: Simplify right side
    14,191.02x = 80,939,976.98
  5. Step 5: Solve for x
    x = 80,939,976.98/14,191.02
  6. Step 6: Final answer
    x = 5,703.61

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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.