Home / 33,491.68-46,214.60-19,877.64

Finding the Fourth Proportional to 33,491.68, 46,214.60 and 19,877.64

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Solution

The fourth proportional to 33,491.68, 46,214.60 and 19,877.64 is: 27,428.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,491.68 : 46,214.60 = 19,877.64 : x
  2. Step 2: Convert to fraction form
    33,491.68/46,214.60 = 19,877.64/x
  3. Step 3: Cross multiply
    33,491.68x = 46,214.60 × 19,877.64
  4. Step 4: Simplify right side
    33,491.68x = 918,637,181.54
  5. Step 5: Solve for x
    x = 918,637,181.54/33,491.68
  6. Step 6: Final answer
    x = 27,428.82

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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.