Home / 46,158.98-69,250.14-12,879.03

Finding the Fourth Proportional to 46,158.98, 69,250.14 and 12,879.03

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Solution

The fourth proportional to 46,158.98, 69,250.14 and 12,879.03 is: 19,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,158.98 : 69,250.14 = 12,879.03 : x
  2. Step 2: Convert to fraction form
    46,158.98/69,250.14 = 12,879.03/x
  3. Step 3: Cross multiply
    46,158.98x = 69,250.14 × 12,879.03
  4. Step 4: Simplify right side
    46,158.98x = 891,874,284.31
  5. Step 5: Solve for x
    x = 891,874,284.31/46,158.98
  6. Step 6: Final answer
    x = 19,321.80

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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.