Home / 28,995.54-40,013.16-17,059.65

Finding the Fourth Proportional to 28,995.54, 40,013.16 and 17,059.65

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Solution

The fourth proportional to 28,995.54, 40,013.16 and 17,059.65 is: 23,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995.54 : 40,013.16 = 17,059.65 : x
  2. Step 2: Convert to fraction form
    28,995.54/40,013.16 = 17,059.65/x
  3. Step 3: Cross multiply
    28,995.54x = 40,013.16 × 17,059.65
  4. Step 4: Simplify right side
    28,995.54x = 682,610,304.93
  5. Step 5: Solve for x
    x = 682,610,304.93/28,995.54
  6. Step 6: Final answer
    x = 23,541.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.