Home / 25,186.50-37,779.53-9,390.99

Finding the Fourth Proportional to 25,186.50, 37,779.53 and 9,390.99

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Solution

The fourth proportional to 25,186.50, 37,779.53 and 9,390.99 is: 14,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,186.50 : 37,779.53 = 9,390.99 : x
  2. Step 2: Convert to fraction form
    25,186.50/37,779.53 = 9,390.99/x
  3. Step 3: Cross multiply
    25,186.50x = 37,779.53 × 9,390.99
  4. Step 4: Simplify right side
    25,186.50x = 354,787,283.15
  5. Step 5: Solve for x
    x = 354,787,283.15/25,186.50
  6. Step 6: Final answer
    x = 14,086.41

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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.