Home / 15,965.90-23,948.84-4,872.64

Finding the Fourth Proportional to 15,965.90, 23,948.84 and 4,872.64

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Solution

The fourth proportional to 15,965.90, 23,948.84 and 4,872.64 is: 7,308.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.90 : 23,948.84 = 4,872.64 : x
  2. Step 2: Convert to fraction form
    15,965.90/23,948.84 = 4,872.64/x
  3. Step 3: Cross multiply
    15,965.90x = 23,948.84 × 4,872.64
  4. Step 4: Simplify right side
    15,965.90x = 116,694,075.74
  5. Step 5: Solve for x
    x = 116,694,075.74/15,965.90
  6. Step 6: Final answer
    x = 7,308.96

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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.