Home / 30,960.63-46,442.70-9,902.52

Finding the Fourth Proportional to 30,960.63, 46,442.70 and 9,902.52

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Solution

The fourth proportional to 30,960.63, 46,442.70 and 9,902.52 is: 14,854.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,960.63 : 46,442.70 = 9,902.52 : x
  2. Step 2: Convert to fraction form
    30,960.63/46,442.70 = 9,902.52/x
  3. Step 3: Cross multiply
    30,960.63x = 46,442.70 × 9,902.52
  4. Step 4: Simplify right side
    30,960.63x = 459,899,765.60
  5. Step 5: Solve for x
    x = 459,899,765.60/30,960.63
  6. Step 6: Final answer
    x = 14,854.34

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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.