Home / 25,532.78-35,223.72-14,917.64

Finding the Fourth Proportional to 25,532.78, 35,223.72 and 14,917.64

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Solution

The fourth proportional to 25,532.78, 35,223.72 and 14,917.64 is: 20,579.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,532.78 : 35,223.72 = 14,917.64 : x
  2. Step 2: Convert to fraction form
    25,532.78/35,223.72 = 14,917.64/x
  3. Step 3: Cross multiply
    25,532.78x = 35,223.72 × 14,917.64
  4. Step 4: Simplify right side
    25,532.78x = 525,454,774.42
  5. Step 5: Solve for x
    x = 525,454,774.42/25,532.78
  6. Step 6: Final answer
    x = 20,579.61

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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.