Home / 39,442.28-54,409.93-28,674.95

Finding the Fourth Proportional to 39,442.28, 54,409.93 and 28,674.95

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Solution

The fourth proportional to 39,442.28, 54,409.93 and 28,674.95 is: 39,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,442.28 : 54,409.93 = 28,674.95 : x
  2. Step 2: Convert to fraction form
    39,442.28/54,409.93 = 28,674.95/x
  3. Step 3: Cross multiply
    39,442.28x = 54,409.93 × 28,674.95
  4. Step 4: Simplify right side
    39,442.28x = 1,560,201,678.52
  5. Step 5: Solve for x
    x = 1,560,201,678.52/39,442.28
  6. Step 6: Final answer
    x = 39,556.58

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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.