Home / 28,734.06-43,101.10-9,014.34

Finding the Fourth Proportional to 28,734.06, 43,101.10 and 9,014.34

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Solution

The fourth proportional to 28,734.06, 43,101.10 and 9,014.34 is: 13,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,734.06 : 43,101.10 = 9,014.34 : x
  2. Step 2: Convert to fraction form
    28,734.06/43,101.10 = 9,014.34/x
  3. Step 3: Cross multiply
    28,734.06x = 43,101.10 × 9,014.34
  4. Step 4: Simplify right side
    28,734.06x = 388,527,969.77
  5. Step 5: Solve for x
    x = 388,527,969.77/28,734.06
  6. Step 6: Final answer
    x = 13,521.51

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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.