Home / 14,256.54-21,369.99-5,365.78

Finding the Fourth Proportional to 14,256.54, 21,369.99 and 5,365.78

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Solution

The fourth proportional to 14,256.54, 21,369.99 and 5,365.78 is: 8,043.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.54 : 21,369.99 = 5,365.78 : x
  2. Step 2: Convert to fraction form
    14,256.54/21,369.99 = 5,365.78/x
  3. Step 3: Cross multiply
    14,256.54x = 21,369.99 × 5,365.78
  4. Step 4: Simplify right side
    14,256.54x = 114,666,699.16
  5. Step 5: Solve for x
    x = 114,666,699.16/14,256.54
  6. Step 6: Final answer
    x = 8,043.09

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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.