Home / 17,426.59-23,994.06-15,380.39

Finding the Fourth Proportional to 17,426.59, 23,994.06 and 15,380.39

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Solution

The fourth proportional to 17,426.59, 23,994.06 and 15,380.39 is: 21,176.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,426.59 : 23,994.06 = 15,380.39 : x
  2. Step 2: Convert to fraction form
    17,426.59/23,994.06 = 15,380.39/x
  3. Step 3: Cross multiply
    17,426.59x = 23,994.06 × 15,380.39
  4. Step 4: Simplify right side
    17,426.59x = 369,038,000.48
  5. Step 5: Solve for x
    x = 369,038,000.48/17,426.59
  6. Step 6: Final answer
    x = 21,176.72

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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.