Home / 45,889.23-68,858.93-17,810.40

Finding the Fourth Proportional to 45,889.23, 68,858.93 and 17,810.40

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Solution

The fourth proportional to 45,889.23, 68,858.93 and 17,810.40 is: 26,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,889.23 : 68,858.93 = 17,810.40 : x
  2. Step 2: Convert to fraction form
    45,889.23/68,858.93 = 17,810.40/x
  3. Step 3: Cross multiply
    45,889.23x = 68,858.93 × 17,810.40
  4. Step 4: Simplify right side
    45,889.23x = 1,226,405,086.87
  5. Step 5: Solve for x
    x = 1,226,405,086.87/45,889.23
  6. Step 6: Final answer
    x = 26,725.34

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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.