Home / 35,568.51-49,070.79-20,458.77

Finding the Fourth Proportional to 35,568.51, 49,070.79 and 20,458.77

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Solution

The fourth proportional to 35,568.51, 49,070.79 and 20,458.77 is: 28,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,568.51 : 49,070.79 = 20,458.77 : x
  2. Step 2: Convert to fraction form
    35,568.51/49,070.79 = 20,458.77/x
  3. Step 3: Cross multiply
    35,568.51x = 49,070.79 × 20,458.77
  4. Step 4: Simplify right side
    35,568.51x = 1,003,928,006.33
  5. Step 5: Solve for x
    x = 1,003,928,006.33/35,568.51
  6. Step 6: Final answer
    x = 28,225.19

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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.