Home / 13,053.42-19,555.50-10,117.36

Finding the Fourth Proportional to 13,053.42, 19,555.50 and 10,117.36

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Solution

The fourth proportional to 13,053.42, 19,555.50 and 10,117.36 is: 15,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.42 : 19,555.50 = 10,117.36 : x
  2. Step 2: Convert to fraction form
    13,053.42/19,555.50 = 10,117.36/x
  3. Step 3: Cross multiply
    13,053.42x = 19,555.50 × 10,117.36
  4. Step 4: Simplify right side
    13,053.42x = 197,850,033.48
  5. Step 5: Solve for x
    x = 197,850,033.48/13,053.42
  6. Step 6: Final answer
    x = 15,156.95

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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.