Home / 46,057.62-69,086.54-12,779.47

Finding the Fourth Proportional to 46,057.62, 69,086.54 and 12,779.47

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Solution

The fourth proportional to 46,057.62, 69,086.54 and 12,779.47 is: 19,169.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,057.62 : 69,086.54 = 12,779.47 : x
  2. Step 2: Convert to fraction form
    46,057.62/69,086.54 = 12,779.47/x
  3. Step 3: Cross multiply
    46,057.62x = 69,086.54 × 12,779.47
  4. Step 4: Simplify right side
    46,057.62x = 882,889,224.57
  5. Step 5: Solve for x
    x = 882,889,224.57/46,057.62
  6. Step 6: Final answer
    x = 19,169.23

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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.