Home / 13,395.79-20,097.02-4,035.60

Finding the Fourth Proportional to 13,395.79, 20,097.02 and 4,035.60

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Solution

The fourth proportional to 13,395.79, 20,097.02 and 4,035.60 is: 6,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.79 : 20,097.02 = 4,035.60 : x
  2. Step 2: Convert to fraction form
    13,395.79/20,097.02 = 4,035.60/x
  3. Step 3: Cross multiply
    13,395.79x = 20,097.02 × 4,035.60
  4. Step 4: Simplify right side
    13,395.79x = 81,103,533.91
  5. Step 5: Solve for x
    x = 81,103,533.91/13,395.79
  6. Step 6: Final answer
    x = 6,054.40

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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.