Home / 19,454.88-26,810.28-14,141.28

Finding the Fourth Proportional to 19,454.88, 26,810.28 and 14,141.28

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Solution

The fourth proportional to 19,454.88, 26,810.28 and 14,141.28 is: 19,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.88 : 26,810.28 = 14,141.28 : x
  2. Step 2: Convert to fraction form
    19,454.88/26,810.28 = 14,141.28/x
  3. Step 3: Cross multiply
    19,454.88x = 26,810.28 × 14,141.28
  4. Step 4: Simplify right side
    19,454.88x = 379,131,676.36
  5. Step 5: Solve for x
    x = 379,131,676.36/19,454.88
  6. Step 6: Final answer
    x = 19,487.74

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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.