Home / 19,695.36-29,548.62-8,603.04

Finding the Fourth Proportional to 19,695.36, 29,548.62 and 8,603.04

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Solution

The fourth proportional to 19,695.36, 29,548.62 and 8,603.04 is: 12,907.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695.36 : 29,548.62 = 8,603.04 : x
  2. Step 2: Convert to fraction form
    19,695.36/29,548.62 = 8,603.04/x
  3. Step 3: Cross multiply
    19,695.36x = 29,548.62 × 8,603.04
  4. Step 4: Simplify right side
    19,695.36x = 254,207,959.80
  5. Step 5: Solve for x
    x = 254,207,959.80/19,695.36
  6. Step 6: Final answer
    x = 12,907.00

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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.