Home / 30,939.11-46,330.16-25,928.31

Finding the Fourth Proportional to 30,939.11, 46,330.16 and 25,928.31

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Solution

The fourth proportional to 30,939.11, 46,330.16 and 25,928.31 is: 38,826.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,939.11 : 46,330.16 = 25,928.31 : x
  2. Step 2: Convert to fraction form
    30,939.11/46,330.16 = 25,928.31/x
  3. Step 3: Cross multiply
    30,939.11x = 46,330.16 × 25,928.31
  4. Step 4: Simplify right side
    30,939.11x = 1,201,262,750.83
  5. Step 5: Solve for x
    x = 1,201,262,750.83/30,939.11
  6. Step 6: Final answer
    x = 38,826.67

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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.