Home / 18,709.23-28,055.56-7,014.24

Finding the Fourth Proportional to 18,709.23, 28,055.56 and 7,014.24

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Solution

The fourth proportional to 18,709.23, 28,055.56 and 7,014.24 is: 10,518.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709.23 : 28,055.56 = 7,014.24 : x
  2. Step 2: Convert to fraction form
    18,709.23/28,055.56 = 7,014.24/x
  3. Step 3: Cross multiply
    18,709.23x = 28,055.56 × 7,014.24
  4. Step 4: Simplify right side
    18,709.23x = 196,788,431.17
  5. Step 5: Solve for x
    x = 196,788,431.17/18,709.23
  6. Step 6: Final answer
    x = 10,518.25

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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.