Home / 35,736.26-49,318.27-20,631.68

Finding the Fourth Proportional to 35,736.26, 49,318.27 and 20,631.68

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Solution

The fourth proportional to 35,736.26, 49,318.27 and 20,631.68 is: 28,473.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,736.26 : 49,318.27 = 20,631.68 : x
  2. Step 2: Convert to fraction form
    35,736.26/49,318.27 = 20,631.68/x
  3. Step 3: Cross multiply
    35,736.26x = 49,318.27 × 20,631.68
  4. Step 4: Simplify right side
    35,736.26x = 1,017,518,651.57
  5. Step 5: Solve for x
    x = 1,017,518,651.57/35,736.26
  6. Step 6: Final answer
    x = 28,473.01

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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.