Home / 34,779.90-47,996.27-19,672.24

Finding the Fourth Proportional to 34,779.90, 47,996.27 and 19,672.24

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Solution

The fourth proportional to 34,779.90, 47,996.27 and 19,672.24 is: 27,147.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779.90 : 47,996.27 = 19,672.24 : x
  2. Step 2: Convert to fraction form
    34,779.90/47,996.27 = 19,672.24/x
  3. Step 3: Cross multiply
    34,779.90x = 47,996.27 × 19,672.24
  4. Step 4: Simplify right side
    34,779.90x = 944,194,075.79
  5. Step 5: Solve for x
    x = 944,194,075.79/34,779.90
  6. Step 6: Final answer
    x = 27,147.69

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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.