Home / 19,758.24-29,656.80-10,999.44

Finding the Fourth Proportional to 19,758.24, 29,656.80 and 10,999.44

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Solution

The fourth proportional to 19,758.24, 29,656.80 and 10,999.44 is: 16,509.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,758.24 : 29,656.80 = 10,999.44 : x
  2. Step 2: Convert to fraction form
    19,758.24/29,656.80 = 10,999.44/x
  3. Step 3: Cross multiply
    19,758.24x = 29,656.80 × 10,999.44
  4. Step 4: Simplify right side
    19,758.24x = 326,208,192.19
  5. Step 5: Solve for x
    x = 326,208,192.19/19,758.24
  6. Step 6: Final answer
    x = 16,509.98

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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.