Home / 19,179.99-26,468.78-10,682.28

Finding the Fourth Proportional to 19,179.99, 26,468.78 and 10,682.28

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Solution

The fourth proportional to 19,179.99, 26,468.78 and 10,682.28 is: 14,741.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,179.99 : 26,468.78 = 10,682.28 : x
  2. Step 2: Convert to fraction form
    19,179.99/26,468.78 = 10,682.28/x
  3. Step 3: Cross multiply
    19,179.99x = 26,468.78 × 10,682.28
  4. Step 4: Simplify right side
    19,179.99x = 282,746,865.81
  5. Step 5: Solve for x
    x = 282,746,865.81/19,179.99
  6. Step 6: Final answer
    x = 14,741.76

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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.