Home / 25,726.63-38,589.90-16,897.69

Finding the Fourth Proportional to 25,726.63, 38,589.90 and 16,897.69

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Solution

The fourth proportional to 25,726.63, 38,589.90 and 16,897.69 is: 25,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,726.63 : 38,589.90 = 16,897.69 : x
  2. Step 2: Convert to fraction form
    25,726.63/38,589.90 = 16,897.69/x
  3. Step 3: Cross multiply
    25,726.63x = 38,589.90 × 16,897.69
  4. Step 4: Simplify right side
    25,726.63x = 652,080,167.33
  5. Step 5: Solve for x
    x = 652,080,167.33/25,726.63
  6. Step 6: Final answer
    x = 25,346.51

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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.