Home / 25,452.72-35,124.75-14,840.30

Finding the Fourth Proportional to 25,452.72, 35,124.75 and 14,840.30

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Solution

The fourth proportional to 25,452.72, 35,124.75 and 14,840.30 is: 20,479.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,452.72 : 35,124.75 = 14,840.30 : x
  2. Step 2: Convert to fraction form
    25,452.72/35,124.75 = 14,840.30/x
  3. Step 3: Cross multiply
    25,452.72x = 35,124.75 × 14,840.30
  4. Step 4: Simplify right side
    25,452.72x = 521,261,827.43
  5. Step 5: Solve for x
    x = 521,261,827.43/25,452.72
  6. Step 6: Final answer
    x = 20,479.61

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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.