Home / 28,994.15-40,008.18-17,053.13

Finding the Fourth Proportional to 28,994.15, 40,008.18 and 17,053.13

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Solution

The fourth proportional to 28,994.15, 40,008.18 and 17,053.13 is: 23,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994.15 : 40,008.18 = 17,053.13 : x
  2. Step 2: Convert to fraction form
    28,994.15/40,008.18 = 17,053.13/x
  3. Step 3: Cross multiply
    28,994.15x = 40,008.18 × 17,053.13
  4. Step 4: Simplify right side
    28,994.15x = 682,264,494.56
  5. Step 5: Solve for x
    x = 682,264,494.56/28,994.15
  6. Step 6: Final answer
    x = 23,531.11

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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.