Home / 19,008.54-26,223.75-12,722.94

Finding the Fourth Proportional to 19,008.54, 26,223.75 and 12,722.94

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Solution

The fourth proportional to 19,008.54, 26,223.75 and 12,722.94 is: 17,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.54 : 26,223.75 = 12,722.94 : x
  2. Step 2: Convert to fraction form
    19,008.54/26,223.75 = 12,722.94/x
  3. Step 3: Cross multiply
    19,008.54x = 26,223.75 × 12,722.94
  4. Step 4: Simplify right side
    19,008.54x = 333,643,197.83
  5. Step 5: Solve for x
    x = 333,643,197.83/19,008.54
  6. Step 6: Final answer
    x = 17,552.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.