Home / 19,674.80-29,511.96-11,779.52

Finding the Fourth Proportional to 19,674.80, 29,511.96 and 11,779.52

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Solution

The fourth proportional to 19,674.80, 29,511.96 and 11,779.52 is: 17,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.80 : 29,511.96 = 11,779.52 : x
  2. Step 2: Convert to fraction form
    19,674.80/29,511.96 = 11,779.52/x
  3. Step 3: Cross multiply
    19,674.80x = 29,511.96 × 11,779.52
  4. Step 4: Simplify right side
    19,674.80x = 347,636,575.50
  5. Step 5: Solve for x
    x = 347,636,575.50/19,674.80
  6. Step 6: Final answer
    x = 17,669.13

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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.