Home / 22,368.24-33,557.86-11,128.89

Finding the Fourth Proportional to 22,368.24, 33,557.86 and 11,128.89

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Solution

The fourth proportional to 22,368.24, 33,557.86 and 11,128.89 is: 16,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,368.24 : 33,557.86 = 11,128.89 : x
  2. Step 2: Convert to fraction form
    22,368.24/33,557.86 = 11,128.89/x
  3. Step 3: Cross multiply
    22,368.24x = 33,557.86 × 11,128.89
  4. Step 4: Simplify right side
    22,368.24x = 373,461,732.58
  5. Step 5: Solve for x
    x = 373,461,732.58/22,368.24
  6. Step 6: Final answer
    x = 16,696.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.