Home / 46,013.52-69,021.83-12,730.80

Finding the Fourth Proportional to 46,013.52, 69,021.83 and 12,730.80

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Solution

The fourth proportional to 46,013.52, 69,021.83 and 12,730.80 is: 19,096.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,013.52 : 69,021.83 = 12,730.80 : x
  2. Step 2: Convert to fraction form
    46,013.52/69,021.83 = 12,730.80/x
  3. Step 3: Cross multiply
    46,013.52x = 69,021.83 × 12,730.80
  4. Step 4: Simplify right side
    46,013.52x = 878,703,049.71
  5. Step 5: Solve for x
    x = 878,703,049.71/46,013.52
  6. Step 6: Final answer
    x = 19,096.63

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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.