Home / 39,636.32-54,666.81-35,103.77

Finding the Fourth Proportional to 39,636.32, 54,666.81 and 35,103.77

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Solution

The fourth proportional to 39,636.32, 54,666.81 and 35,103.77 is: 48,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,636.32 : 54,666.81 = 35,103.77 : x
  2. Step 2: Convert to fraction form
    39,636.32/54,666.81 = 35,103.77/x
  3. Step 3: Cross multiply
    39,636.32x = 54,666.81 × 35,103.77
  4. Step 4: Simplify right side
    39,636.32x = 1,919,010,851.54
  5. Step 5: Solve for x
    x = 1,919,010,851.54/39,636.32
  6. Step 6: Final answer
    x = 48,415.47

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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.