Home / 22,341.63-30,845.91-13,852.80

Finding the Fourth Proportional to 22,341.63, 30,845.91 and 13,852.80

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Solution

The fourth proportional to 22,341.63, 30,845.91 and 13,852.80 is: 19,125.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,341.63 : 30,845.91 = 13,852.80 : x
  2. Step 2: Convert to fraction form
    22,341.63/30,845.91 = 13,852.80/x
  3. Step 3: Cross multiply
    22,341.63x = 30,845.91 × 13,852.80
  4. Step 4: Simplify right side
    22,341.63x = 427,302,222.05
  5. Step 5: Solve for x
    x = 427,302,222.05/22,341.63
  6. Step 6: Final answer
    x = 19,125.83

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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.