Home / 27,465.98-37,904.64-15,530.43

Finding the Fourth Proportional to 27,465.98, 37,904.64 and 15,530.43

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Solution

The fourth proportional to 27,465.98, 37,904.64 and 15,530.43 is: 21,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,465.98 : 37,904.64 = 15,530.43 : x
  2. Step 2: Convert to fraction form
    27,465.98/37,904.64 = 15,530.43/x
  3. Step 3: Cross multiply
    27,465.98x = 37,904.64 × 15,530.43
  4. Step 4: Simplify right side
    27,465.98x = 588,675,358.20
  5. Step 5: Solve for x
    x = 588,675,358.20/27,465.98
  6. Step 6: Final answer
    x = 21,432.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.