Home / 25,115.04-37,649.52-11,256.48

Finding the Fourth Proportional to 25,115.04, 37,649.52 and 11,256.48

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Solution

The fourth proportional to 25,115.04, 37,649.52 and 11,256.48 is: 16,874.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,115.04 : 37,649.52 = 11,256.48 : x
  2. Step 2: Convert to fraction form
    25,115.04/37,649.52 = 11,256.48/x
  3. Step 3: Cross multiply
    25,115.04x = 37,649.52 × 11,256.48
  4. Step 4: Simplify right side
    25,115.04x = 423,801,068.89
  5. Step 5: Solve for x
    x = 423,801,068.89/25,115.04
  6. Step 6: Final answer
    x = 16,874.39

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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.