Home / 18,877.24-26,050.60-10,379.50

Finding the Fourth Proportional to 18,877.24, 26,050.60 and 10,379.50

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Solution

The fourth proportional to 18,877.24, 26,050.60 and 10,379.50 is: 14,323.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,877.24 : 26,050.60 = 10,379.50 : x
  2. Step 2: Convert to fraction form
    18,877.24/26,050.60 = 10,379.50/x
  3. Step 3: Cross multiply
    18,877.24x = 26,050.60 × 10,379.50
  4. Step 4: Simplify right side
    18,877.24x = 270,392,253.01
  5. Step 5: Solve for x
    x = 270,392,253.01/18,877.24
  6. Step 6: Final answer
    x = 14,323.72

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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.