Home / 35,460.12-48,934.56-20,146.56

Finding the Fourth Proportional to 35,460.12, 48,934.56 and 20,146.56

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Solution

The fourth proportional to 35,460.12, 48,934.56 and 20,146.56 is: 27,802.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,460.12 : 48,934.56 = 20,146.56 : x
  2. Step 2: Convert to fraction form
    35,460.12/48,934.56 = 20,146.56/x
  3. Step 3: Cross multiply
    35,460.12x = 48,934.56 × 20,146.56
  4. Step 4: Simplify right side
    35,460.12x = 985,863,049.11
  5. Step 5: Solve for x
    x = 985,863,049.11/35,460.12
  6. Step 6: Final answer
    x = 27,802.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.