Home / 56,114.52-84,161.70-18,675.24

Finding the Fourth Proportional to 56,114.52, 84,161.70 and 18,675.24

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Solution

The fourth proportional to 56,114.52, 84,161.70 and 18,675.24 is: 28,009.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,114.52 : 84,161.70 = 18,675.24 : x
  2. Step 2: Convert to fraction form
    56,114.52/84,161.70 = 18,675.24/x
  3. Step 3: Cross multiply
    56,114.52x = 84,161.70 × 18,675.24
  4. Step 4: Simplify right side
    56,114.52x = 1,571,739,946.31
  5. Step 5: Solve for x
    x = 1,571,739,946.31/56,114.52
  6. Step 6: Final answer
    x = 28,009.51

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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.