Home / 19,109.88-26,384.49-14,625.63

Finding the Fourth Proportional to 19,109.88, 26,384.49 and 14,625.63

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Solution

The fourth proportional to 19,109.88, 26,384.49 and 14,625.63 is: 20,193.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,109.88 : 26,384.49 = 14,625.63 : x
  2. Step 2: Convert to fraction form
    19,109.88/26,384.49 = 14,625.63/x
  3. Step 3: Cross multiply
    19,109.88x = 26,384.49 × 14,625.63
  4. Step 4: Simplify right side
    19,109.88x = 385,889,788.48
  5. Step 5: Solve for x
    x = 385,889,788.48/19,109.88
  6. Step 6: Final answer
    x = 20,193.21

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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.