Home / 14,134.87-19,506.12-7,847.24

Finding the Fourth Proportional to 14,134.87, 19,506.12 and 7,847.24

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Solution

The fourth proportional to 14,134.87, 19,506.12 and 7,847.24 is: 10,829.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.87 : 19,506.12 = 7,847.24 : x
  2. Step 2: Convert to fraction form
    14,134.87/19,506.12 = 7,847.24/x
  3. Step 3: Cross multiply
    14,134.87x = 19,506.12 × 7,847.24
  4. Step 4: Simplify right side
    14,134.87x = 153,069,205.11
  5. Step 5: Solve for x
    x = 153,069,205.11/14,134.87
  6. Step 6: Final answer
    x = 10,829.19

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1.5x scale

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.