Home / 12,225.94-18,340.93-4,835.50

Finding the Fourth Proportional to 12,225.94, 18,340.93 and 4,835.50

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Solution

The fourth proportional to 12,225.94, 18,340.93 and 4,835.50 is: 7,254.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225.94 : 18,340.93 = 4,835.50 : x
  2. Step 2: Convert to fraction form
    12,225.94/18,340.93 = 4,835.50/x
  3. Step 3: Cross multiply
    12,225.94x = 18,340.93 × 4,835.50
  4. Step 4: Simplify right side
    12,225.94x = 88,687,527.21
  5. Step 5: Solve for x
    x = 88,687,527.21/12,225.94
  6. Step 6: Final answer
    x = 7,254.05

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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.