Home / 18,125.43-25,011.80-10,059.52

Finding the Fourth Proportional to 18,125.43, 25,011.80 and 10,059.52

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Solution

The fourth proportional to 18,125.43, 25,011.80 and 10,059.52 is: 13,881.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125.43 : 25,011.80 = 10,059.52 : x
  2. Step 2: Convert to fraction form
    18,125.43/25,011.80 = 10,059.52/x
  3. Step 3: Cross multiply
    18,125.43x = 25,011.80 × 10,059.52
  4. Step 4: Simplify right side
    18,125.43x = 251,606,702.34
  5. Step 5: Solve for x
    x = 251,606,702.34/18,125.43
  6. Step 6: Final answer
    x = 13,881.42

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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.