Home / 19,779.59-27,295.60-10,704.74

Finding the Fourth Proportional to 19,779.59, 27,295.60 and 10,704.74

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Solution

The fourth proportional to 19,779.59, 27,295.60 and 10,704.74 is: 14,772.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,779.59 : 27,295.60 = 10,704.74 : x
  2. Step 2: Convert to fraction form
    19,779.59/27,295.60 = 10,704.74/x
  3. Step 3: Cross multiply
    19,779.59x = 27,295.60 × 10,704.74
  4. Step 4: Simplify right side
    19,779.59x = 292,192,301.14
  5. Step 5: Solve for x
    x = 292,192,301.14/19,779.59
  6. Step 6: Final answer
    x = 14,772.41

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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.