Home / 46,013.80-69,022.23-12,731.08

Finding the Fourth Proportional to 46,013.80, 69,022.23 and 12,731.08

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Solution

The fourth proportional to 46,013.80, 69,022.23 and 12,731.08 is: 19,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,013.80 : 69,022.23 = 12,731.08 : x
  2. Step 2: Convert to fraction form
    46,013.80/69,022.23 = 12,731.08/x
  3. Step 3: Cross multiply
    46,013.80x = 69,022.23 × 12,731.08
  4. Step 4: Simplify right side
    46,013.80x = 878,727,531.91
  5. Step 5: Solve for x
    x = 878,727,531.91/46,013.80
  6. Step 6: Final answer
    x = 19,097.04

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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.