Home / 18,124.90-25,014.86-10,167.63

Finding the Fourth Proportional to 18,124.90, 25,014.86 and 10,167.63

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Solution

The fourth proportional to 18,124.90, 25,014.86 and 10,167.63 is: 14,032.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.90 : 25,014.86 = 10,167.63 : x
  2. Step 2: Convert to fraction form
    18,124.90/25,014.86 = 10,167.63/x
  3. Step 3: Cross multiply
    18,124.90x = 25,014.86 × 10,167.63
  4. Step 4: Simplify right side
    18,124.90x = 254,341,790.14
  5. Step 5: Solve for x
    x = 254,341,790.14/18,124.90
  6. Step 6: Final answer
    x = 14,032.73

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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.