Home / 25,793.63-35,588.73-15,181.21

Finding the Fourth Proportional to 25,793.63, 35,588.73 and 15,181.21

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Solution

The fourth proportional to 25,793.63, 35,588.73 and 15,181.21 is: 20,946.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,793.63 : 35,588.73 = 15,181.21 : x
  2. Step 2: Convert to fraction form
    25,793.63/35,588.73 = 15,181.21/x
  3. Step 3: Cross multiply
    25,793.63x = 35,588.73 × 15,181.21
  4. Step 4: Simplify right side
    25,793.63x = 540,279,983.76
  5. Step 5: Solve for x
    x = 540,279,983.76/25,793.63
  6. Step 6: Final answer
    x = 20,946.26

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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.