Home / 15,653.39-23,465.84-5,790.15

Finding the Fourth Proportional to 15,653.39, 23,465.84 and 5,790.15

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Solution

The fourth proportional to 15,653.39, 23,465.84 and 5,790.15 is: 8,679.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,653.39 : 23,465.84 = 5,790.15 : x
  2. Step 2: Convert to fraction form
    15,653.39/23,465.84 = 5,790.15/x
  3. Step 3: Cross multiply
    15,653.39x = 23,465.84 × 5,790.15
  4. Step 4: Simplify right side
    15,653.39x = 135,870,704.53
  5. Step 5: Solve for x
    x = 135,870,704.53/15,653.39
  6. Step 6: Final answer
    x = 8,679.96

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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.