Home / 14,392.74-21,583.64-5,626.52

Finding the Fourth Proportional to 14,392.74, 21,583.64 and 5,626.52

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Solution

The fourth proportional to 14,392.74, 21,583.64 and 5,626.52 is: 8,437.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.74 : 21,583.64 = 5,626.52 : x
  2. Step 2: Convert to fraction form
    14,392.74/21,583.64 = 5,626.52/x
  3. Step 3: Cross multiply
    14,392.74x = 21,583.64 × 5,626.52
  4. Step 4: Simplify right side
    14,392.74x = 121,440,782.13
  5. Step 5: Solve for x
    x = 121,440,782.13/14,392.74
  6. Step 6: Final answer
    x = 8,437.64

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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.