Home / 46,378.16-69,556.68-13,101.68

Finding the Fourth Proportional to 46,378.16, 69,556.68 and 13,101.68

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Solution

The fourth proportional to 46,378.16, 69,556.68 and 13,101.68 is: 19,649.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,378.16 : 69,556.68 = 13,101.68 : x
  2. Step 2: Convert to fraction form
    46,378.16/69,556.68 = 13,101.68/x
  3. Step 3: Cross multiply
    46,378.16x = 69,556.68 × 13,101.68
  4. Step 4: Simplify right side
    46,378.16x = 911,309,363.22
  5. Step 5: Solve for x
    x = 911,309,363.22/46,378.16
  6. Step 6: Final answer
    x = 19,649.54

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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.