Home / 13,074.02-18,041.10-7,695.62

Finding the Fourth Proportional to 13,074.02, 18,041.10 and 7,695.62

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Solution

The fourth proportional to 13,074.02, 18,041.10 and 7,695.62 is: 10,619.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074.02 : 18,041.10 = 7,695.62 : x
  2. Step 2: Convert to fraction form
    13,074.02/18,041.10 = 7,695.62/x
  3. Step 3: Cross multiply
    13,074.02x = 18,041.10 × 7,695.62
  4. Step 4: Simplify right side
    13,074.02x = 138,837,449.98
  5. Step 5: Solve for x
    x = 138,837,449.98/13,074.02
  6. Step 6: Final answer
    x = 10,619.34

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