Home / 19,962.05-27,547.43-11,009.39

Finding the Fourth Proportional to 19,962.05, 27,547.43 and 11,009.39

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Solution

The fourth proportional to 19,962.05, 27,547.43 and 11,009.39 is: 15,192.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.05 : 27,547.43 = 11,009.39 : x
  2. Step 2: Convert to fraction form
    19,962.05/27,547.43 = 11,009.39/x
  3. Step 3: Cross multiply
    19,962.05x = 27,547.43 × 11,009.39
  4. Step 4: Simplify right side
    19,962.05x = 303,280,207.58
  5. Step 5: Solve for x
    x = 303,280,207.58/19,962.05
  6. Step 6: Final answer
    x = 15,192.84

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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.