Home / 17,380.54-23,983.35-10,666.45

Finding the Fourth Proportional to 17,380.54, 23,983.35 and 10,666.45

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Solution

The fourth proportional to 17,380.54, 23,983.35 and 10,666.45 is: 14,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.54 : 23,983.35 = 10,666.45 : x
  2. Step 2: Convert to fraction form
    17,380.54/23,983.35 = 10,666.45/x
  3. Step 3: Cross multiply
    17,380.54x = 23,983.35 × 10,666.45
  4. Step 4: Simplify right side
    17,380.54x = 255,817,253.59
  5. Step 5: Solve for x
    x = 255,817,253.59/17,380.54
  6. Step 6: Final answer
    x = 14,718.60

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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.