Home / 25,501.87-35,191.43-14,171.31

Finding the Fourth Proportional to 25,501.87, 35,191.43 and 14,171.31

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Solution

The fourth proportional to 25,501.87, 35,191.43 and 14,171.31 is: 19,555.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,501.87 : 35,191.43 = 14,171.31 : x
  2. Step 2: Convert to fraction form
    25,501.87/35,191.43 = 14,171.31/x
  3. Step 3: Cross multiply
    25,501.87x = 35,191.43 × 14,171.31
  4. Step 4: Simplify right side
    25,501.87x = 498,708,699.30
  5. Step 5: Solve for x
    x = 498,708,699.30/25,501.87
  6. Step 6: Final answer
    x = 19,555.77

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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.