Home / 18,543.36-25,592.64-10,586.40

Finding the Fourth Proportional to 18,543.36, 25,592.64 and 10,586.40

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Solution

The fourth proportional to 18,543.36, 25,592.64 and 10,586.40 is: 14,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.36 : 25,592.64 = 10,586.40 : x
  2. Step 2: Convert to fraction form
    18,543.36/25,592.64 = 10,586.40/x
  3. Step 3: Cross multiply
    18,543.36x = 25,592.64 × 10,586.40
  4. Step 4: Simplify right side
    18,543.36x = 270,933,924.10
  5. Step 5: Solve for x
    x = 270,933,924.10/18,543.36
  6. Step 6: Final answer
    x = 14,610.83

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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.