Home / 25,076.85-34,596.90-15,005.58

Finding the Fourth Proportional to 25,076.85, 34,596.90 and 15,005.58

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Solution

The fourth proportional to 25,076.85, 34,596.90 and 15,005.58 is: 20,702.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,076.85 : 34,596.90 = 15,005.58 : x
  2. Step 2: Convert to fraction form
    25,076.85/34,596.90 = 15,005.58/x
  3. Step 3: Cross multiply
    25,076.85x = 34,596.90 × 15,005.58
  4. Step 4: Simplify right side
    25,076.85x = 519,146,550.70
  5. Step 5: Solve for x
    x = 519,146,550.70/25,076.85
  6. Step 6: Final answer
    x = 20,702.22

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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.