Home / 55,930.23-83,893.29-13,809.98

Finding the Fourth Proportional to 55,930.23, 83,893.29 and 13,809.98

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Solution

The fourth proportional to 55,930.23, 83,893.29 and 13,809.98 is: 20,714.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,930.23 : 83,893.29 = 13,809.98 : x
  2. Step 2: Convert to fraction form
    55,930.23/83,893.29 = 13,809.98/x
  3. Step 3: Cross multiply
    55,930.23x = 83,893.29 × 13,809.98
  4. Step 4: Simplify right side
    55,930.23x = 1,158,564,237.57
  5. Step 5: Solve for x
    x = 1,158,564,237.57/55,930.23
  6. Step 6: Final answer
    x = 20,714.46

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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.