Home / 14,911.54-22,255.64-14,665.48

Finding the Fourth Proportional to 14,911.54, 22,255.64 and 14,665.48

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Solution

The fourth proportional to 14,911.54, 22,255.64 and 14,665.48 is: 21,888.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,911.54 : 22,255.64 = 14,665.48 : x
  2. Step 2: Convert to fraction form
    14,911.54/22,255.64 = 14,665.48/x
  3. Step 3: Cross multiply
    14,911.54x = 22,255.64 × 14,665.48
  4. Step 4: Simplify right side
    14,911.54x = 326,389,643.31
  5. Step 5: Solve for x
    x = 326,389,643.31/14,911.54
  6. Step 6: Final answer
    x = 21,888.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.