Home / 34,482.11-47,583.96-21,075.80

Finding the Fourth Proportional to 34,482.11, 47,583.96 and 21,075.80

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Solution

The fourth proportional to 34,482.11, 47,583.96 and 21,075.80 is: 29,083.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,482.11 : 47,583.96 = 21,075.80 : x
  2. Step 2: Convert to fraction form
    34,482.11/47,583.96 = 21,075.80/x
  3. Step 3: Cross multiply
    34,482.11x = 47,583.96 × 21,075.80
  4. Step 4: Simplify right side
    34,482.11x = 1,002,869,707.21
  5. Step 5: Solve for x
    x = 1,002,869,707.21/34,482.11
  6. Step 6: Final answer
    x = 29,083.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.