Home / 17,655.40-26,490.32-9,333.20

Finding the Fourth Proportional to 17,655.40, 26,490.32 and 9,333.20

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Solution

The fourth proportional to 17,655.40, 26,490.32 and 9,333.20 is: 14,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655.40 : 26,490.32 = 9,333.20 : x
  2. Step 2: Convert to fraction form
    17,655.40/26,490.32 = 9,333.20/x
  3. Step 3: Cross multiply
    17,655.40x = 26,490.32 × 9,333.20
  4. Step 4: Simplify right side
    17,655.40x = 247,239,454.62
  5. Step 5: Solve for x
    x = 247,239,454.62/17,655.40
  6. Step 6: Final answer
    x = 14,003.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.