Home / 25,478.43-35,158.67-14,147.24

Finding the Fourth Proportional to 25,478.43, 35,158.67 and 14,147.24

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Solution

The fourth proportional to 25,478.43, 35,158.67 and 14,147.24 is: 19,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,478.43 : 35,158.67 = 14,147.24 : x
  2. Step 2: Convert to fraction form
    25,478.43/35,158.67 = 14,147.24/x
  3. Step 3: Cross multiply
    25,478.43x = 35,158.67 × 14,147.24
  4. Step 4: Simplify right side
    25,478.43x = 497,397,896.04
  5. Step 5: Solve for x
    x = 497,397,896.04/25,478.43
  6. Step 6: Final answer
    x = 19,522.31

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1.5x scale

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.