Home / 18,513.84-25,548.44-10,558.62

Finding the Fourth Proportional to 18,513.84, 25,548.44 and 10,558.62

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Solution

The fourth proportional to 18,513.84, 25,548.44 and 10,558.62 is: 14,570.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513.84 : 25,548.44 = 10,558.62 : x
  2. Step 2: Convert to fraction form
    18,513.84/25,548.44 = 10,558.62/x
  3. Step 3: Cross multiply
    18,513.84x = 25,548.44 × 10,558.62
  4. Step 4: Simplify right side
    18,513.84x = 269,756,269.55
  5. Step 5: Solve for x
    x = 269,756,269.55/18,513.84
  6. Step 6: Final answer
    x = 14,570.52

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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.