Home / 35,645.51-49,203.09-20,544.20

Finding the Fourth Proportional to 35,645.51, 49,203.09 and 20,544.20

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Solution

The fourth proportional to 35,645.51, 49,203.09 and 20,544.20 is: 28,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,645.51 : 49,203.09 = 20,544.20 : x
  2. Step 2: Convert to fraction form
    35,645.51/49,203.09 = 20,544.20/x
  3. Step 3: Cross multiply
    35,645.51x = 49,203.09 × 20,544.20
  4. Step 4: Simplify right side
    35,645.51x = 1,010,838,121.58
  5. Step 5: Solve for x
    x = 1,010,838,121.58/35,645.51
  6. Step 6: Final answer
    x = 28,358.08

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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.