Home / 29,011.16-40,048.52-18,271.82

Finding the Fourth Proportional to 29,011.16, 40,048.52 and 18,271.82

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Solution

The fourth proportional to 29,011.16, 40,048.52 and 18,271.82 is: 25,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.16 : 40,048.52 = 18,271.82 : x
  2. Step 2: Convert to fraction form
    29,011.16/40,048.52 = 18,271.82/x
  3. Step 3: Cross multiply
    29,011.16x = 40,048.52 × 18,271.82
  4. Step 4: Simplify right side
    29,011.16x = 731,759,163.17
  5. Step 5: Solve for x
    x = 731,759,163.17/29,011.16
  6. Step 6: Final answer
    x = 25,223.37

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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.