Home / 35,305.98-48,701.91-21,150.62

Finding the Fourth Proportional to 35,305.98, 48,701.91 and 21,150.62

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Solution

The fourth proportional to 35,305.98, 48,701.91 and 21,150.62 is: 29,175.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,305.98 : 48,701.91 = 21,150.62 : x
  2. Step 2: Convert to fraction form
    35,305.98/48,701.91 = 21,150.62/x
  3. Step 3: Cross multiply
    35,305.98x = 48,701.91 × 21,150.62
  4. Step 4: Simplify right side
    35,305.98x = 1,030,075,491.15
  5. Step 5: Solve for x
    x = 1,030,075,491.15/35,305.98
  6. Step 6: Final answer
    x = 29,175.67

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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.