Home / 25,117.88-37,676.81-7,587.69

Finding the Fourth Proportional to 25,117.88, 37,676.81 and 7,587.69

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Solution

The fourth proportional to 25,117.88, 37,676.81 and 7,587.69 is: 11,381.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117.88 : 37,676.81 = 7,587.69 : x
  2. Step 2: Convert to fraction form
    25,117.88/37,676.81 = 7,587.69/x
  3. Step 3: Cross multiply
    25,117.88x = 37,676.81 × 7,587.69
  4. Step 4: Simplify right side
    25,117.88x = 285,879,916.53
  5. Step 5: Solve for x
    x = 285,879,916.53/25,117.88
  6. Step 6: Final answer
    x = 11,381.53

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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.