Home / 19,014.55-26,239.62-10,516.45

Finding the Fourth Proportional to 19,014.55, 26,239.62 and 10,516.45

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Solution

The fourth proportional to 19,014.55, 26,239.62 and 10,516.45 is: 14,512.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.55 : 26,239.62 = 10,516.45 : x
  2. Step 2: Convert to fraction form
    19,014.55/26,239.62 = 10,516.45/x
  3. Step 3: Cross multiply
    19,014.55x = 26,239.62 × 10,516.45
  4. Step 4: Simplify right side
    19,014.55x = 275,947,651.75
  5. Step 5: Solve for x
    x = 275,947,651.75/19,014.55
  6. Step 6: Final answer
    x = 14,512.45

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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.