Home / 33,730.40-46,548.60-19,578.08

Finding the Fourth Proportional to 33,730.40, 46,548.60 and 19,578.08

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Solution

The fourth proportional to 33,730.40, 46,548.60 and 19,578.08 is: 27,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,730.40 : 46,548.60 = 19,578.08 : x
  2. Step 2: Convert to fraction form
    33,730.40/46,548.60 = 19,578.08/x
  3. Step 3: Cross multiply
    33,730.40x = 46,548.60 × 19,578.08
  4. Step 4: Simplify right side
    33,730.40x = 911,332,214.69
  5. Step 5: Solve for x
    x = 911,332,214.69/33,730.40
  6. Step 6: Final answer
    x = 27,018.13

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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.