Home / 20,146.74-30,230.02-9,061.26

Finding the Fourth Proportional to 20,146.74, 30,230.02 and 9,061.26

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Solution

The fourth proportional to 20,146.74, 30,230.02 and 9,061.26 is: 13,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,146.74 : 30,230.02 = 9,061.26 : x
  2. Step 2: Convert to fraction form
    20,146.74/30,230.02 = 9,061.26/x
  3. Step 3: Cross multiply
    20,146.74x = 30,230.02 × 9,061.26
  4. Step 4: Simplify right side
    20,146.74x = 273,922,071.03
  5. Step 5: Solve for x
    x = 273,922,071.03/20,146.74
  6. Step 6: Final answer
    x = 13,596.35

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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.