Home / 24,728.63-34,172.08-18,749.21

Finding the Fourth Proportional to 24,728.63, 34,172.08 and 18,749.21

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Solution

The fourth proportional to 24,728.63, 34,172.08 and 18,749.21 is: 25,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,728.63 : 34,172.08 = 18,749.21 : x
  2. Step 2: Convert to fraction form
    24,728.63/34,172.08 = 18,749.21/x
  3. Step 3: Cross multiply
    24,728.63x = 34,172.08 × 18,749.21
  4. Step 4: Simplify right side
    24,728.63x = 640,699,286.32
  5. Step 5: Solve for x
    x = 640,699,286.32/24,728.63
  6. Step 6: Final answer
    x = 25,909.22

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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.