Home / 28,410.63-42,622.09-10,880.46

Finding the Fourth Proportional to 28,410.63, 42,622.09 and 10,880.46

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Solution

The fourth proportional to 28,410.63, 42,622.09 and 10,880.46 is: 16,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,410.63 : 42,622.09 = 10,880.46 : x
  2. Step 2: Convert to fraction form
    28,410.63/42,622.09 = 10,880.46/x
  3. Step 3: Cross multiply
    28,410.63x = 42,622.09 × 10,880.46
  4. Step 4: Simplify right side
    28,410.63x = 463,747,945.36
  5. Step 5: Solve for x
    x = 463,747,945.36/28,410.63
  6. Step 6: Final answer
    x = 16,323.04

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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.