Home / 14,319.87-19,758.29-13,847.91

Finding the Fourth Proportional to 14,319.87, 19,758.29 and 13,847.91

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Solution

The fourth proportional to 14,319.87, 19,758.29 and 13,847.91 is: 19,107.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,319.87 : 19,758.29 = 13,847.91 : x
  2. Step 2: Convert to fraction form
    14,319.87/19,758.29 = 13,847.91/x
  3. Step 3: Cross multiply
    14,319.87x = 19,758.29 × 13,847.91
  4. Step 4: Simplify right side
    14,319.87x = 273,610,952.43
  5. Step 5: Solve for x
    x = 273,610,952.43/14,319.87
  6. Step 6: Final answer
    x = 19,107.08

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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.