Home / 22,387.13-30,893.26-12,314.93

Finding the Fourth Proportional to 22,387.13, 30,893.26 and 12,314.93

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Solution

The fourth proportional to 22,387.13, 30,893.26 and 12,314.93 is: 16,994.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,387.13 : 30,893.26 = 12,314.93 : x
  2. Step 2: Convert to fraction form
    22,387.13/30,893.26 = 12,314.93/x
  3. Step 3: Cross multiply
    22,387.13x = 30,893.26 × 12,314.93
  4. Step 4: Simplify right side
    22,387.13x = 380,448,228.24
  5. Step 5: Solve for x
    x = 380,448,228.24/22,387.13
  6. Step 6: Final answer
    x = 16,994.06

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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.