Home / 13,733.02-18,958.92-10,742.50

Finding the Fourth Proportional to 13,733.02, 18,958.92 and 10,742.50

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Solution

The fourth proportional to 13,733.02, 18,958.92 and 10,742.50 is: 14,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.02 : 18,958.92 = 10,742.50 : x
  2. Step 2: Convert to fraction form
    13,733.02/18,958.92 = 10,742.50/x
  3. Step 3: Cross multiply
    13,733.02x = 18,958.92 × 10,742.50
  4. Step 4: Simplify right side
    13,733.02x = 203,666,198.10
  5. Step 5: Solve for x
    x = 203,666,198.10/13,733.02
  6. Step 6: Final answer
    x = 14,830.40

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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.