Home / 19,881.04-29,803.02-6,724.26

Finding the Fourth Proportional to 19,881.04, 29,803.02 and 6,724.26

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Solution

The fourth proportional to 19,881.04, 29,803.02 and 6,724.26 is: 10,080.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,881.04 : 29,803.02 = 6,724.26 : x
  2. Step 2: Convert to fraction form
    19,881.04/29,803.02 = 6,724.26/x
  3. Step 3: Cross multiply
    19,881.04x = 29,803.02 × 6,724.26
  4. Step 4: Simplify right side
    19,881.04x = 200,403,255.27
  5. Step 5: Solve for x
    x = 200,403,255.27/19,881.04
  6. Step 6: Final answer
    x = 10,080.12

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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.