Home / 17,038.56-23,478.08-16,808.92

Finding the Fourth Proportional to 17,038.56, 23,478.08 and 16,808.92

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Solution

The fourth proportional to 17,038.56, 23,478.08 and 16,808.92 is: 23,161.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,038.56 : 23,478.08 = 16,808.92 : x
  2. Step 2: Convert to fraction form
    17,038.56/23,478.08 = 16,808.92/x
  3. Step 3: Cross multiply
    17,038.56x = 23,478.08 × 16,808.92
  4. Step 4: Simplify right side
    17,038.56x = 394,641,168.47
  5. Step 5: Solve for x
    x = 394,641,168.47/17,038.56
  6. Step 6: Final answer
    x = 23,161.65

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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.