Home / 19,200.45-26,493.41-10,700.71

Finding the Fourth Proportional to 19,200.45, 26,493.41 and 10,700.71

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Solution

The fourth proportional to 19,200.45, 26,493.41 and 10,700.71 is: 14,765.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.45 : 26,493.41 = 10,700.71 : x
  2. Step 2: Convert to fraction form
    19,200.45/26,493.41 = 10,700.71/x
  3. Step 3: Cross multiply
    19,200.45x = 26,493.41 × 10,700.71
  4. Step 4: Simplify right side
    19,200.45x = 283,498,297.32
  5. Step 5: Solve for x
    x = 283,498,297.32/19,200.45
  6. Step 6: Final answer
    x = 14,765.19

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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.