Home / 19,366.26-29,037.68-8,690.68

Finding the Fourth Proportional to 19,366.26, 29,037.68 and 8,690.68

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Solution

The fourth proportional to 19,366.26, 29,037.68 and 8,690.68 is: 13,030.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366.26 : 29,037.68 = 8,690.68 : x
  2. Step 2: Convert to fraction form
    19,366.26/29,037.68 = 8,690.68/x
  3. Step 3: Cross multiply
    19,366.26x = 29,037.68 × 8,690.68
  4. Step 4: Simplify right side
    19,366.26x = 252,357,184.82
  5. Step 5: Solve for x
    x = 252,357,184.82/19,366.26
  6. Step 6: Final answer
    x = 13,030.77

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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.