Home / 13,965.10-20,948.42-4,604.74

Finding the Fourth Proportional to 13,965.10, 20,948.42 and 4,604.74

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Solution

The fourth proportional to 13,965.10, 20,948.42 and 4,604.74 is: 6,907.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965.10 : 20,948.42 = 4,604.74 : x
  2. Step 2: Convert to fraction form
    13,965.10/20,948.42 = 4,604.74/x
  3. Step 3: Cross multiply
    13,965.10x = 20,948.42 × 4,604.74
  4. Step 4: Simplify right side
    13,965.10x = 96,461,986.65
  5. Step 5: Solve for x
    x = 96,461,986.65/13,965.10
  6. Step 6: Final answer
    x = 6,907.36

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1.5x scale

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.