Home / 29,225.42-43,840.56-12,585.86

Finding the Fourth Proportional to 29,225.42, 43,840.56 and 12,585.86

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Solution

The fourth proportional to 29,225.42, 43,840.56 and 12,585.86 is: 18,879.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,225.42 : 43,840.56 = 12,585.86 : x
  2. Step 2: Convert to fraction form
    29,225.42/43,840.56 = 12,585.86/x
  3. Step 3: Cross multiply
    29,225.42x = 43,840.56 × 12,585.86
  4. Step 4: Simplify right side
    29,225.42x = 551,771,150.48
  5. Step 5: Solve for x
    x = 551,771,150.48/29,225.42
  6. Step 6: Final answer
    x = 18,879.84

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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.