Home / 19,994.93-29,929.49-13,718.24

Finding the Fourth Proportional to 19,994.93, 29,929.49 and 13,718.24

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Solution

The fourth proportional to 19,994.93, 29,929.49 and 13,718.24 is: 20,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.93 : 29,929.49 = 13,718.24 : x
  2. Step 2: Convert to fraction form
    19,994.93/29,929.49 = 13,718.24/x
  3. Step 3: Cross multiply
    19,994.93x = 29,929.49 × 13,718.24
  4. Step 4: Simplify right side
    19,994.93x = 410,579,926.90
  5. Step 5: Solve for x
    x = 410,579,926.90/19,994.93
  6. Step 6: Final answer
    x = 20,534.20

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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.