Home / 15,485.61-23,228.42-3,798.82

Finding the Fourth Proportional to 15,485.61, 23,228.42 and 3,798.82

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Solution

The fourth proportional to 15,485.61, 23,228.42 and 3,798.82 is: 5,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,485.61 : 23,228.42 = 3,798.82 : x
  2. Step 2: Convert to fraction form
    15,485.61/23,228.42 = 3,798.82/x
  3. Step 3: Cross multiply
    15,485.61x = 23,228.42 × 3,798.82
  4. Step 4: Simplify right side
    15,485.61x = 88,240,586.46
  5. Step 5: Solve for x
    x = 88,240,586.46/15,485.61
  6. Step 6: Final answer
    x = 5,698.23

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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.