Home / 20,088.77-30,146.97-6,941.17

Finding the Fourth Proportional to 20,088.77, 30,146.97 and 6,941.17

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Solution

The fourth proportional to 20,088.77, 30,146.97 and 6,941.17 is: 10,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,088.77 : 30,146.97 = 6,941.17 : x
  2. Step 2: Convert to fraction form
    20,088.77/30,146.97 = 6,941.17/x
  3. Step 3: Cross multiply
    20,088.77x = 30,146.97 × 6,941.17
  4. Step 4: Simplify right side
    20,088.77x = 209,255,243.75
  5. Step 5: Solve for x
    x = 209,255,243.75/20,088.77
  6. Step 6: Final answer
    x = 10,416.53

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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.