Home / 25,170.40-37,673.44-18,505.14

Finding the Fourth Proportional to 25,170.40, 37,673.44 and 18,505.14

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Solution

The fourth proportional to 25,170.40, 37,673.44 and 18,505.14 is: 27,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,170.40 : 37,673.44 = 18,505.14 : x
  2. Step 2: Convert to fraction form
    25,170.40/37,673.44 = 18,505.14/x
  3. Step 3: Cross multiply
    25,170.40x = 37,673.44 × 18,505.14
  4. Step 4: Simplify right side
    25,170.40x = 697,152,281.48
  5. Step 5: Solve for x
    x = 697,152,281.48/25,170.40
  6. Step 6: Final answer
    x = 27,697.31

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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.