Home / 28,731.06-43,096.59-9,011.34

Finding the Fourth Proportional to 28,731.06, 43,096.59 and 9,011.34

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Solution

The fourth proportional to 28,731.06, 43,096.59 and 9,011.34 is: 13,517.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,731.06 : 43,096.59 = 9,011.34 : x
  2. Step 2: Convert to fraction form
    28,731.06/43,096.59 = 9,011.34/x
  3. Step 3: Cross multiply
    28,731.06x = 43,096.59 × 9,011.34
  4. Step 4: Simplify right side
    28,731.06x = 388,358,025.33
  5. Step 5: Solve for x
    x = 388,358,025.33/28,731.06
  6. Step 6: Final answer
    x = 13,517.01

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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.