Home / 17,120.86-23,628.54-12,344.74

Finding the Fourth Proportional to 17,120.86, 23,628.54 and 12,344.74

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Solution

The fourth proportional to 17,120.86, 23,628.54 and 12,344.74 is: 17,037.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,120.86 : 23,628.54 = 12,344.74 : x
  2. Step 2: Convert to fraction form
    17,120.86/23,628.54 = 12,344.74/x
  3. Step 3: Cross multiply
    17,120.86x = 23,628.54 × 12,344.74
  4. Step 4: Simplify right side
    17,120.86x = 291,688,182.88
  5. Step 5: Solve for x
    x = 291,688,182.88/17,120.86
  6. Step 6: Final answer
    x = 17,037.01

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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.