Home / 22,440.96-30,967.11-12,368.84

Finding the Fourth Proportional to 22,440.96, 30,967.11 and 12,368.84

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Solution

The fourth proportional to 22,440.96, 30,967.11 and 12,368.84 is: 17,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,440.96 : 30,967.11 = 12,368.84 : x
  2. Step 2: Convert to fraction form
    22,440.96/30,967.11 = 12,368.84/x
  3. Step 3: Cross multiply
    22,440.96x = 30,967.11 × 12,368.84
  4. Step 4: Simplify right side
    22,440.96x = 383,027,197.93
  5. Step 5: Solve for x
    x = 383,027,197.93/22,440.96
  6. Step 6: Final answer
    x = 17,068.22

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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.