Home / 13,200.46-19,803.65-4,435.14

Finding the Fourth Proportional to 13,200.46, 19,803.65 and 4,435.14

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Solution

The fourth proportional to 13,200.46, 19,803.65 and 4,435.14 is: 6,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200.46 : 19,803.65 = 4,435.14 : x
  2. Step 2: Convert to fraction form
    13,200.46/19,803.65 = 4,435.14/x
  3. Step 3: Cross multiply
    13,200.46x = 19,803.65 × 4,435.14
  4. Step 4: Simplify right side
    13,200.46x = 87,831,960.26
  5. Step 5: Solve for x
    x = 87,831,960.26/13,200.46
  6. Step 6: Final answer
    x = 6,653.70

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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.