Home / 25,807.86-38,657.10-19,498.37

Finding the Fourth Proportional to 25,807.86, 38,657.10 and 19,498.37

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Solution

The fourth proportional to 25,807.86, 38,657.10 and 19,498.37 is: 29,206.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,807.86 : 38,657.10 = 19,498.37 : x
  2. Step 2: Convert to fraction form
    25,807.86/38,657.10 = 19,498.37/x
  3. Step 3: Cross multiply
    25,807.86x = 38,657.10 × 19,498.37
  4. Step 4: Simplify right side
    25,807.86x = 753,750,245.64
  5. Step 5: Solve for x
    x = 753,750,245.64/25,807.86
  6. Step 6: Final answer
    x = 29,206.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.