Home / 35,763.83-53,645.76-12,390.27

Finding the Fourth Proportional to 35,763.83, 53,645.76 and 12,390.27

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Solution

The fourth proportional to 35,763.83, 53,645.76 and 12,390.27 is: 18,585.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,763.83 : 53,645.76 = 12,390.27 : x
  2. Step 2: Convert to fraction form
    35,763.83/53,645.76 = 12,390.27/x
  3. Step 3: Cross multiply
    35,763.83x = 53,645.76 × 12,390.27
  4. Step 4: Simplify right side
    35,763.83x = 664,685,249.58
  5. Step 5: Solve for x
    x = 664,685,249.58/35,763.83
  6. Step 6: Final answer
    x = 18,585.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.