Home / 25,312.74-37,982.82-10,531.86

Finding the Fourth Proportional to 25,312.74, 37,982.82 and 10,531.86

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Solution

The fourth proportional to 25,312.74, 37,982.82 and 10,531.86 is: 15,803.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,312.74 : 37,982.82 = 10,531.86 : x
  2. Step 2: Convert to fraction form
    25,312.74/37,982.82 = 10,531.86/x
  3. Step 3: Cross multiply
    25,312.74x = 37,982.82 × 10,531.86
  4. Step 4: Simplify right side
    25,312.74x = 400,029,742.65
  5. Step 5: Solve for x
    x = 400,029,742.65/25,312.74
  6. Step 6: Final answer
    x = 15,803.49

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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.