Home / 25,247.90-37,879.23-7,479.02

Finding the Fourth Proportional to 25,247.90, 37,879.23 and 7,479.02

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Solution

The fourth proportional to 25,247.90, 37,879.23 and 7,479.02 is: 11,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,247.90 : 37,879.23 = 7,479.02 : x
  2. Step 2: Convert to fraction form
    25,247.90/37,879.23 = 7,479.02/x
  3. Step 3: Cross multiply
    25,247.90x = 37,879.23 × 7,479.02
  4. Step 4: Simplify right side
    25,247.90x = 283,299,518.75
  5. Step 5: Solve for x
    x = 283,299,518.75/25,247.90
  6. Step 6: Final answer
    x = 11,220.72

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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.