Home / 43,357.10-64,967.60-25,817.36

Finding the Fourth Proportional to 43,357.10, 64,967.60 and 25,817.36

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Solution

The fourth proportional to 43,357.10, 64,967.60 and 25,817.36 is: 38,685.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,357.10 : 64,967.60 = 25,817.36 : x
  2. Step 2: Convert to fraction form
    43,357.10/64,967.60 = 25,817.36/x
  3. Step 3: Cross multiply
    43,357.10x = 64,967.60 × 25,817.36
  4. Step 4: Simplify right side
    43,357.10x = 1,677,291,657.24
  5. Step 5: Solve for x
    x = 1,677,291,657.24/43,357.10
  6. Step 6: Final answer
    x = 38,685.52

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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.