Home / 18,124.35-25,011.63-10,166.64

Finding the Fourth Proportional to 18,124.35, 25,011.63 and 10,166.64

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Solution

The fourth proportional to 18,124.35, 25,011.63 and 10,166.64 is: 14,029.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.35 : 25,011.63 = 10,166.64 : x
  2. Step 2: Convert to fraction form
    18,124.35/25,011.63 = 10,166.64/x
  3. Step 3: Cross multiply
    18,124.35x = 25,011.63 × 10,166.64
  4. Step 4: Simplify right side
    18,124.35x = 254,284,238.02
  5. Step 5: Solve for x
    x = 254,284,238.02/18,124.35
  6. Step 6: Final answer
    x = 14,029.98

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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.