Home / 25,117.32-37,649.68-8,471.62

Finding the Fourth Proportional to 25,117.32, 37,649.68 and 8,471.62

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Solution

The fourth proportional to 25,117.32, 37,649.68 and 8,471.62 is: 12,698.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117.32 : 37,649.68 = 8,471.62 : x
  2. Step 2: Convert to fraction form
    25,117.32/37,649.68 = 8,471.62/x
  3. Step 3: Cross multiply
    25,117.32x = 37,649.68 × 8,471.62
  4. Step 4: Simplify right side
    25,117.32x = 318,953,807.96
  5. Step 5: Solve for x
    x = 318,953,807.96/25,117.32
  6. Step 6: Final answer
    x = 12,698.56

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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.