Home / 13,491.30-18,597.69-10,501.86

Finding the Fourth Proportional to 13,491.30, 18,597.69 and 10,501.86

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Solution

The fourth proportional to 13,491.30, 18,597.69 and 10,501.86 is: 14,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491.30 : 18,597.69 = 10,501.86 : x
  2. Step 2: Convert to fraction form
    13,491.30/18,597.69 = 10,501.86/x
  3. Step 3: Cross multiply
    13,491.30x = 18,597.69 × 10,501.86
  4. Step 4: Simplify right side
    13,491.30x = 195,310,336.70
  5. Step 5: Solve for x
    x = 195,310,336.70/13,491.30
  6. Step 6: Final answer
    x = 14,476.76

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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.