Home / 28,995.04-40,012.47-17,059.15

Finding the Fourth Proportional to 28,995.04, 40,012.47 and 17,059.15

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Solution

The fourth proportional to 28,995.04, 40,012.47 and 17,059.15 is: 23,541.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995.04 : 40,012.47 = 17,059.15 : x
  2. Step 2: Convert to fraction form
    28,995.04/40,012.47 = 17,059.15/x
  3. Step 3: Cross multiply
    28,995.04x = 40,012.47 × 17,059.15
  4. Step 4: Simplify right side
    28,995.04x = 682,578,527.54
  5. Step 5: Solve for x
    x = 682,578,527.54/28,995.04
  6. Step 6: Final answer
    x = 23,541.22

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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.