Home / 18,124.27-25,011.53-10,166.47

Finding the Fourth Proportional to 18,124.27, 25,011.53 and 10,166.47

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Solution

The fourth proportional to 18,124.27, 25,011.53 and 10,166.47 is: 14,029.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.27 : 25,011.53 = 10,166.47 : x
  2. Step 2: Convert to fraction form
    18,124.27/25,011.53 = 10,166.47/x
  3. Step 3: Cross multiply
    18,124.27x = 25,011.53 × 10,166.47
  4. Step 4: Simplify right side
    18,124.27x = 254,278,969.40
  5. Step 5: Solve for x
    x = 254,278,969.40/18,124.27
  6. Step 6: Final answer
    x = 14,029.75

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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.