Home / 33,360.81-46,036.56-19,939.47

Finding the Fourth Proportional to 33,360.81, 46,036.56 and 19,939.47

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Solution

The fourth proportional to 33,360.81, 46,036.56 and 19,939.47 is: 27,515.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,360.81 : 46,036.56 = 19,939.47 : x
  2. Step 2: Convert to fraction form
    33,360.81/46,036.56 = 19,939.47/x
  3. Step 3: Cross multiply
    33,360.81x = 46,036.56 × 19,939.47
  4. Step 4: Simplify right side
    33,360.81x = 917,944,607.02
  5. Step 5: Solve for x
    x = 917,944,607.02/33,360.81
  6. Step 6: Final answer
    x = 27,515.66

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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.