Home / 27,295.79-40,878.07-15,573.47

Finding the Fourth Proportional to 27,295.79, 40,878.07 and 15,573.47

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Solution

The fourth proportional to 27,295.79, 40,878.07 and 15,573.47 is: 23,322.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295.79 : 40,878.07 = 15,573.47 : x
  2. Step 2: Convert to fraction form
    27,295.79/40,878.07 = 15,573.47/x
  3. Step 3: Cross multiply
    27,295.79x = 40,878.07 × 15,573.47
  4. Step 4: Simplify right side
    27,295.79x = 636,613,396.80
  5. Step 5: Solve for x
    x = 636,613,396.80/27,295.79
  6. Step 6: Final answer
    x = 23,322.77

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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.