Home / 14,242.19-19,659.47-8,577.18

Finding the Fourth Proportional to 14,242.19, 19,659.47 and 8,577.18

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Solution

The fourth proportional to 14,242.19, 19,659.47 and 8,577.18 is: 11,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.19 : 19,659.47 = 8,577.18 : x
  2. Step 2: Convert to fraction form
    14,242.19/19,659.47 = 8,577.18/x
  3. Step 3: Cross multiply
    14,242.19x = 19,659.47 × 8,577.18
  4. Step 4: Simplify right side
    14,242.19x = 168,622,770.01
  5. Step 5: Solve for x
    x = 168,622,770.01/14,242.19
  6. Step 6: Final answer
    x = 11,839.67

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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.