Home / 33,837.51-46,695.36-18,730.20

Finding the Fourth Proportional to 33,837.51, 46,695.36 and 18,730.20

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Solution

The fourth proportional to 33,837.51, 46,695.36 and 18,730.20 is: 25,847.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,837.51 : 46,695.36 = 18,730.20 : x
  2. Step 2: Convert to fraction form
    33,837.51/46,695.36 = 18,730.20/x
  3. Step 3: Cross multiply
    33,837.51x = 46,695.36 × 18,730.20
  4. Step 4: Simplify right side
    33,837.51x = 874,613,431.87
  5. Step 5: Solve for x
    x = 874,613,431.87/33,837.51
  6. Step 6: Final answer
    x = 25,847.45

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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.