Home / 14,541.14-21,807.39-5,307.86

Finding the Fourth Proportional to 14,541.14, 21,807.39 and 5,307.86

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Solution

The fourth proportional to 14,541.14, 21,807.39 and 5,307.86 is: 7,960.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541.14 : 21,807.39 = 5,307.86 : x
  2. Step 2: Convert to fraction form
    14,541.14/21,807.39 = 5,307.86/x
  3. Step 3: Cross multiply
    14,541.14x = 21,807.39 × 5,307.86
  4. Step 4: Simplify right side
    14,541.14x = 115,750,573.09
  5. Step 5: Solve for x
    x = 115,750,573.09/14,541.14
  6. Step 6: Final answer
    x = 7,960.21

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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.