Home / 25,539.60-35,243.51-14,208.21

Finding the Fourth Proportional to 25,539.60, 35,243.51 and 14,208.21

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Solution

The fourth proportional to 25,539.60, 35,243.51 and 14,208.21 is: 19,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,539.60 : 35,243.51 = 14,208.21 : x
  2. Step 2: Convert to fraction form
    25,539.60/35,243.51 = 14,208.21/x
  3. Step 3: Cross multiply
    25,539.60x = 35,243.51 × 14,208.21
  4. Step 4: Simplify right side
    25,539.60x = 500,747,120.18
  5. Step 5: Solve for x
    x = 500,747,120.18/25,539.60
  6. Step 6: Final answer
    x = 19,606.69

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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.