Home / 30,851.55-46,276.11-21,464.46

Finding the Fourth Proportional to 30,851.55, 46,276.11 and 21,464.46

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Solution

The fourth proportional to 30,851.55, 46,276.11 and 21,464.46 is: 32,195.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,851.55 : 46,276.11 = 21,464.46 : x
  2. Step 2: Convert to fraction form
    30,851.55/46,276.11 = 21,464.46/x
  3. Step 3: Cross multiply
    30,851.55x = 46,276.11 × 21,464.46
  4. Step 4: Simplify right side
    30,851.55x = 993,291,712.05
  5. Step 5: Solve for x
    x = 993,291,712.05/30,851.55
  6. Step 6: Final answer
    x = 32,195.84

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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.