Home / 20,194.48-30,268.02-9,088.18

Finding the Fourth Proportional to 20,194.48, 30,268.02 and 9,088.18

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Solution

The fourth proportional to 20,194.48, 30,268.02 and 9,088.18 is: 13,621.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194.48 : 30,268.02 = 9,088.18 : x
  2. Step 2: Convert to fraction form
    20,194.48/30,268.02 = 9,088.18/x
  3. Step 3: Cross multiply
    20,194.48x = 30,268.02 × 9,088.18
  4. Step 4: Simplify right side
    20,194.48x = 275,081,214.00
  5. Step 5: Solve for x
    x = 275,081,214.00/20,194.48
  6. Step 6: Final answer
    x = 13,621.60

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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.