Home / 56,616.98-84,933.67-21,075.34

Finding the Fourth Proportional to 56,616.98, 84,933.67 and 21,075.34

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Solution

The fourth proportional to 56,616.98, 84,933.67 and 21,075.34 is: 31,616.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,616.98 : 84,933.67 = 21,075.34 : x
  2. Step 2: Convert to fraction form
    56,616.98/84,933.67 = 21,075.34/x
  3. Step 3: Cross multiply
    56,616.98x = 84,933.67 × 21,075.34
  4. Step 4: Simplify right side
    56,616.98x = 1,790,006,132.34
  5. Step 5: Solve for x
    x = 1,790,006,132.34/56,616.98
  6. Step 6: Final answer
    x = 31,616.07

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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.