Home / 25,337.21-38,011.26-7,569.28

Finding the Fourth Proportional to 25,337.21, 38,011.26 and 7,569.28

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Solution

The fourth proportional to 25,337.21, 38,011.26 and 7,569.28 is: 11,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,337.21 : 38,011.26 = 7,569.28 : x
  2. Step 2: Convert to fraction form
    25,337.21/38,011.26 = 7,569.28/x
  3. Step 3: Cross multiply
    25,337.21x = 38,011.26 × 7,569.28
  4. Step 4: Simplify right side
    25,337.21x = 287,717,870.09
  5. Step 5: Solve for x
    x = 287,717,870.09/25,337.21
  6. Step 6: Final answer
    x = 11,355.55

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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.