Home / 23,782.16-35,673.20-7,142.16

Finding the Fourth Proportional to 23,782.16, 35,673.20 and 7,142.16

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Solution

The fourth proportional to 23,782.16, 35,673.20 and 7,142.16 is: 10,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,782.16 : 35,673.20 = 7,142.16 : x
  2. Step 2: Convert to fraction form
    23,782.16/35,673.20 = 7,142.16/x
  3. Step 3: Cross multiply
    23,782.16x = 35,673.20 × 7,142.16
  4. Step 4: Simplify right side
    23,782.16x = 254,783,702.11
  5. Step 5: Solve for x
    x = 254,783,702.11/23,782.16
  6. Step 6: Final answer
    x = 10,713.23

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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.