Home / 18,070.72-24,940.21-10,412.50

Finding the Fourth Proportional to 18,070.72, 24,940.21 and 10,412.50

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Solution

The fourth proportional to 18,070.72, 24,940.21 and 10,412.50 is: 14,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.72 : 24,940.21 = 10,412.50 : x
  2. Step 2: Convert to fraction form
    18,070.72/24,940.21 = 10,412.50/x
  3. Step 3: Cross multiply
    18,070.72x = 24,940.21 × 10,412.50
  4. Step 4: Simplify right side
    18,070.72x = 259,689,936.63
  5. Step 5: Solve for x
    x = 259,689,936.63/18,070.72
  6. Step 6: Final answer
    x = 14,370.76

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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.