Home / 25,231.42-34,820.04-14,477.19

Finding the Fourth Proportional to 25,231.42, 34,820.04 and 14,477.19

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Solution

The fourth proportional to 25,231.42, 34,820.04 and 14,477.19 is: 19,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231.42 : 34,820.04 = 14,477.19 : x
  2. Step 2: Convert to fraction form
    25,231.42/34,820.04 = 14,477.19/x
  3. Step 3: Cross multiply
    25,231.42x = 34,820.04 × 14,477.19
  4. Step 4: Simplify right side
    25,231.42x = 504,096,258.60
  5. Step 5: Solve for x
    x = 504,096,258.60/25,231.42
  6. Step 6: Final answer
    x = 19,978.91

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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.