Home / 14,314.26-19,739.61-13,182.87

Finding the Fourth Proportional to 14,314.26, 19,739.61 and 13,182.87

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Solution

The fourth proportional to 14,314.26, 19,739.61 and 13,182.87 is: 18,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314.26 : 19,739.61 = 13,182.87 : x
  2. Step 2: Convert to fraction form
    14,314.26/19,739.61 = 13,182.87/x
  3. Step 3: Cross multiply
    14,314.26x = 19,739.61 × 13,182.87
  4. Step 4: Simplify right side
    14,314.26x = 260,224,712.48
  5. Step 5: Solve for x
    x = 260,224,712.48/14,314.26
  6. Step 6: Final answer
    x = 18,179.40

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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.