Home / 14,775.36-22,158.26-4,912

Finding the Fourth Proportional to 14,775.36, 22,158.26 and 4,912

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Solution

The fourth proportional to 14,775.36, 22,158.26 and 4,912 is: 7,366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,775.36 : 22,158.26 = 4,912 : x
  2. Step 2: Convert to fraction form
    14,775.36/22,158.26 = 4,912/x
  3. Step 3: Cross multiply
    14,775.36x = 22,158.26 × 4,912
  4. Step 4: Simplify right side
    14,775.36x = 108,841,373.12
  5. Step 5: Solve for x
    x = 108,841,373.12/14,775.36
  6. Step 6: Final answer
    x = 7,366.41

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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.