Home / 19,779.26-27,295.28-10,704.61

Finding the Fourth Proportional to 19,779.26, 27,295.28 and 10,704.61

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Solution

The fourth proportional to 19,779.26, 27,295.28 and 10,704.61 is: 14,772.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,779.26 : 27,295.28 = 10,704.61 : x
  2. Step 2: Convert to fraction form
    19,779.26/27,295.28 = 10,704.61/x
  3. Step 3: Cross multiply
    19,779.26x = 27,295.28 × 10,704.61
  4. Step 4: Simplify right side
    19,779.26x = 292,185,327.24
  5. Step 5: Solve for x
    x = 292,185,327.24/19,779.26
  6. Step 6: Final answer
    x = 14,772.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.