Home / 15,745.40-23,617.70-6,382.91

Finding the Fourth Proportional to 15,745.40, 23,617.70 and 6,382.91

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Solution

The fourth proportional to 15,745.40, 23,617.70 and 6,382.91 is: 9,574.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,745.40 : 23,617.70 = 6,382.91 : x
  2. Step 2: Convert to fraction form
    15,745.40/23,617.70 = 6,382.91/x
  3. Step 3: Cross multiply
    15,745.40x = 23,617.70 × 6,382.91
  4. Step 4: Simplify right side
    15,745.40x = 150,749,653.51
  5. Step 5: Solve for x
    x = 150,749,653.51/15,745.40
  6. Step 6: Final answer
    x = 9,574.20

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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.