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Finding the Fourth Proportional to 14,355.90, 21,533.04 and 5,923.26

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Solution

The fourth proportional to 14,355.90, 21,533.04 and 5,923.26 is: 8,884.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.90 : 21,533.04 = 5,923.26 : x
  2. Step 2: Convert to fraction form
    14,355.90/21,533.04 = 5,923.26/x
  3. Step 3: Cross multiply
    14,355.90x = 21,533.04 × 5,923.26
  4. Step 4: Simplify right side
    14,355.90x = 127,545,794.51
  5. Step 5: Solve for x
    x = 127,545,794.51/14,355.90
  6. Step 6: Final answer
    x = 8,884.56

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1.5x scale

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.