Home / 25,501.80-35,188.38-14,171.10

Finding the Fourth Proportional to 25,501.80, 35,188.38 and 14,171.10

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Solution

The fourth proportional to 25,501.80, 35,188.38 and 14,171.10 is: 19,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,501.80 : 35,188.38 = 14,171.10 : x
  2. Step 2: Convert to fraction form
    25,501.80/35,188.38 = 14,171.10/x
  3. Step 3: Cross multiply
    25,501.80x = 35,188.38 × 14,171.10
  4. Step 4: Simplify right side
    25,501.80x = 498,658,051.82
  5. Step 5: Solve for x
    x = 498,658,051.82/25,501.80
  6. Step 6: Final answer
    x = 19,553.84

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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.