Home / 29,911.32-41,280.03-16,485.30

Finding the Fourth Proportional to 29,911.32, 41,280.03 and 16,485.30

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Solution

The fourth proportional to 29,911.32, 41,280.03 and 16,485.30 is: 22,751.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,911.32 : 41,280.03 = 16,485.30 : x
  2. Step 2: Convert to fraction form
    29,911.32/41,280.03 = 16,485.30/x
  3. Step 3: Cross multiply
    29,911.32x = 41,280.03 × 16,485.30
  4. Step 4: Simplify right side
    29,911.32x = 680,513,678.56
  5. Step 5: Solve for x
    x = 680,513,678.56/29,911.32
  6. Step 6: Final answer
    x = 22,751.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.