Home / 14,192.02-21,287.49-3,803.50

Finding the Fourth Proportional to 14,192.02, 21,287.49 and 3,803.50

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Solution

The fourth proportional to 14,192.02, 21,287.49 and 3,803.50 is: 5,705.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.02 : 21,287.49 = 3,803.50 : x
  2. Step 2: Convert to fraction form
    14,192.02/21,287.49 = 3,803.50/x
  3. Step 3: Cross multiply
    14,192.02x = 21,287.49 × 3,803.50
  4. Step 4: Simplify right side
    14,192.02x = 80,966,968.22
  5. Step 5: Solve for x
    x = 80,966,968.22/14,192.02
  6. Step 6: Final answer
    x = 5,705.11

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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.