Home / 36,112.66-49,835.59-20,196.08

Finding the Fourth Proportional to 36,112.66, 49,835.59 and 20,196.08

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Solution

The fourth proportional to 36,112.66, 49,835.59 and 20,196.08 is: 27,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,112.66 : 49,835.59 = 20,196.08 : x
  2. Step 2: Convert to fraction form
    36,112.66/49,835.59 = 20,196.08/x
  3. Step 3: Cross multiply
    36,112.66x = 49,835.59 × 20,196.08
  4. Step 4: Simplify right side
    36,112.66x = 1,006,483,461.51
  5. Step 5: Solve for x
    x = 1,006,483,461.51/36,112.66
  6. Step 6: Final answer
    x = 27,870.66

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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.