Home / 25,578.24-38,372.85-14,490.24

Finding the Fourth Proportional to 25,578.24, 38,372.85 and 14,490.24

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Solution

The fourth proportional to 25,578.24, 38,372.85 and 14,490.24 is: 21,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578.24 : 38,372.85 = 14,490.24 : x
  2. Step 2: Convert to fraction form
    25,578.24/38,372.85 = 14,490.24/x
  3. Step 3: Cross multiply
    25,578.24x = 38,372.85 × 14,490.24
  4. Step 4: Simplify right side
    25,578.24x = 556,031,805.98
  5. Step 5: Solve for x
    x = 556,031,805.98/25,578.24
  6. Step 6: Final answer
    x = 21,738.47

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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.