Home / 14,429.57-21,656.51-5,670.64

Finding the Fourth Proportional to 14,429.57, 21,656.51 and 5,670.64

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Solution

The fourth proportional to 14,429.57, 21,656.51 and 5,670.64 is: 8,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429.57 : 21,656.51 = 5,670.64 : x
  2. Step 2: Convert to fraction form
    14,429.57/21,656.51 = 5,670.64/x
  3. Step 3: Cross multiply
    14,429.57x = 21,656.51 × 5,670.64
  4. Step 4: Simplify right side
    14,429.57x = 122,806,135.23
  5. Step 5: Solve for x
    x = 122,806,135.23/14,429.57
  6. Step 6: Final answer
    x = 8,510.73

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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.