Home / 12,356.10-18,529.20-4,563.18

Finding the Fourth Proportional to 12,356.10, 18,529.20 and 4,563.18

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Solution

The fourth proportional to 12,356.10, 18,529.20 and 4,563.18 is: 6,842.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356.10 : 18,529.20 = 4,563.18 : x
  2. Step 2: Convert to fraction form
    12,356.10/18,529.20 = 4,563.18/x
  3. Step 3: Cross multiply
    12,356.10x = 18,529.20 × 4,563.18
  4. Step 4: Simplify right side
    12,356.10x = 84,552,074.86
  5. Step 5: Solve for x
    x = 84,552,074.86/12,356.10
  6. Step 6: Final answer
    x = 6,842.94

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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.