Home / 40,898.40-56,415.74-25,764.36

Finding the Fourth Proportional to 40,898.40, 56,415.74 and 25,764.36

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Solution

The fourth proportional to 40,898.40, 56,415.74 and 25,764.36 is: 35,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,898.40 : 56,415.74 = 25,764.36 : x
  2. Step 2: Convert to fraction form
    40,898.40/56,415.74 = 25,764.36/x
  3. Step 3: Cross multiply
    40,898.40x = 56,415.74 × 25,764.36
  4. Step 4: Simplify right side
    40,898.40x = 1,453,515,306.20
  5. Step 5: Solve for x
    x = 1,453,515,306.20/40,898.40
  6. Step 6: Final answer
    x = 35,539.66

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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.