Home / 30,976.64-46,516.80-30,734.72

Finding the Fourth Proportional to 30,976.64, 46,516.80 and 30,734.72

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Solution

The fourth proportional to 30,976.64, 46,516.80 and 30,734.72 is: 46,153.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,976.64 : 46,516.80 = 30,734.72 : x
  2. Step 2: Convert to fraction form
    30,976.64/46,516.80 = 30,734.72/x
  3. Step 3: Cross multiply
    30,976.64x = 46,516.80 × 30,734.72
  4. Step 4: Simplify right side
    30,976.64x = 1,429,680,823.30
  5. Step 5: Solve for x
    x = 1,429,680,823.30/30,976.64
  6. Step 6: Final answer
    x = 46,153.52

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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.