Home / 46,216.62-69,311.16-12,928.59

Finding the Fourth Proportional to 46,216.62, 69,311.16 and 12,928.59

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Solution

The fourth proportional to 46,216.62, 69,311.16 and 12,928.59 is: 19,389.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,216.62 : 69,311.16 = 12,928.59 : x
  2. Step 2: Convert to fraction form
    46,216.62/69,311.16 = 12,928.59/x
  3. Step 3: Cross multiply
    46,216.62x = 69,311.16 × 12,928.59
  4. Step 4: Simplify right side
    46,216.62x = 896,095,570.06
  5. Step 5: Solve for x
    x = 896,095,570.06/46,216.62
  6. Step 6: Final answer
    x = 19,389.03

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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.