Home / 30,280.16-41,763.04-25,818.72

Finding the Fourth Proportional to 30,280.16, 41,763.04 and 25,818.72

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Solution

The fourth proportional to 30,280.16, 41,763.04 and 25,818.72 is: 35,609.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,280.16 : 41,763.04 = 25,818.72 : x
  2. Step 2: Convert to fraction form
    30,280.16/41,763.04 = 25,818.72/x
  3. Step 3: Cross multiply
    30,280.16x = 41,763.04 × 25,818.72
  4. Step 4: Simplify right side
    30,280.16x = 1,078,268,236.11
  5. Step 5: Solve for x
    x = 1,078,268,236.11/30,280.16
  6. Step 6: Final answer
    x = 35,609.73

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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.