Home / 29,686.15-40,994.64-19,094.17

Finding the Fourth Proportional to 29,686.15, 40,994.64 and 19,094.17

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Solution

The fourth proportional to 29,686.15, 40,994.64 and 19,094.17 is: 26,367.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,686.15 : 40,994.64 = 19,094.17 : x
  2. Step 2: Convert to fraction form
    29,686.15/40,994.64 = 19,094.17/x
  3. Step 3: Cross multiply
    29,686.15x = 40,994.64 × 19,094.17
  4. Step 4: Simplify right side
    29,686.15x = 782,758,625.25
  5. Step 5: Solve for x
    x = 782,758,625.25/29,686.15
  6. Step 6: Final answer
    x = 26,367.81

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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.