Home / 19,569.96-27,007.88-11,072.08

Finding the Fourth Proportional to 19,569.96, 27,007.88 and 11,072.08

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Solution

The fourth proportional to 19,569.96, 27,007.88 and 11,072.08 is: 15,280.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.96 : 27,007.88 = 11,072.08 : x
  2. Step 2: Convert to fraction form
    19,569.96/27,007.88 = 11,072.08/x
  3. Step 3: Cross multiply
    19,569.96x = 27,007.88 × 11,072.08
  4. Step 4: Simplify right side
    19,569.96x = 299,033,368.15
  5. Step 5: Solve for x
    x = 299,033,368.15/19,569.96
  6. Step 6: Final answer
    x = 15,280.22

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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.