Home / 19,174.14-26,460-10,790.64

Finding the Fourth Proportional to 19,174.14, 26,460 and 10,790.64

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Solution

The fourth proportional to 19,174.14, 26,460 and 10,790.64 is: 14,890.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,174.14 : 26,460 = 10,790.64 : x
  2. Step 2: Convert to fraction form
    19,174.14/26,460 = 10,790.64/x
  3. Step 3: Cross multiply
    19,174.14x = 26,460 × 10,790.64
  4. Step 4: Simplify right side
    19,174.14x = 285,520,334.40
  5. Step 5: Solve for x
    x = 285,520,334.40/19,174.14
  6. Step 6: Final answer
    x = 14,890.91

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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.