Home / 25,173.16-37,788.96-13,509.16

Finding the Fourth Proportional to 25,173.16, 37,788.96 and 13,509.16

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Solution

The fourth proportional to 25,173.16, 37,788.96 and 13,509.16 is: 20,279.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,173.16 : 37,788.96 = 13,509.16 : x
  2. Step 2: Convert to fraction form
    25,173.16/37,788.96 = 13,509.16/x
  3. Step 3: Cross multiply
    25,173.16x = 37,788.96 × 13,509.16
  4. Step 4: Simplify right side
    25,173.16x = 510,497,106.87
  5. Step 5: Solve for x
    x = 510,497,106.87/25,173.16
  6. Step 6: Final answer
    x = 20,279.42

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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.