Home / 25,051.23-34,571.08-13,720.52

Finding the Fourth Proportional to 25,051.23, 34,571.08 and 13,720.52

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Solution

The fourth proportional to 25,051.23, 34,571.08 and 13,720.52 is: 18,934.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,051.23 : 34,571.08 = 13,720.52 : x
  2. Step 2: Convert to fraction form
    25,051.23/34,571.08 = 13,720.52/x
  3. Step 3: Cross multiply
    25,051.23x = 34,571.08 × 13,720.52
  4. Step 4: Simplify right side
    25,051.23x = 474,333,194.56
  5. Step 5: Solve for x
    x = 474,333,194.56/25,051.23
  6. Step 6: Final answer
    x = 18,934.53

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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.