Home / 25,370.10-38,057.55-6,902.10

Finding the Fourth Proportional to 25,370.10, 38,057.55 and 6,902.10

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Solution

The fourth proportional to 25,370.10, 38,057.55 and 6,902.10 is: 10,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,370.10 : 38,057.55 = 6,902.10 : x
  2. Step 2: Convert to fraction form
    25,370.10/38,057.55 = 6,902.10/x
  3. Step 3: Cross multiply
    25,370.10x = 38,057.55 × 6,902.10
  4. Step 4: Simplify right side
    25,370.10x = 262,677,015.86
  5. Step 5: Solve for x
    x = 262,677,015.86/25,370.10
  6. Step 6: Final answer
    x = 10,353.80

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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.