Home / 30,851.20-46,276.26-12,133.18

Finding the Fourth Proportional to 30,851.20, 46,276.26 and 12,133.18

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Solution

The fourth proportional to 30,851.20, 46,276.26 and 12,133.18 is: 18,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,851.20 : 46,276.26 = 12,133.18 : x
  2. Step 2: Convert to fraction form
    30,851.20/46,276.26 = 12,133.18/x
  3. Step 3: Cross multiply
    30,851.20x = 46,276.26 × 12,133.18
  4. Step 4: Simplify right side
    30,851.20x = 561,478,192.31
  5. Step 5: Solve for x
    x = 561,478,192.31/30,851.20
  6. Step 6: Final answer
    x = 18,199.56

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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.