Home / 17,433.96-26,154.42-9,117.72

Finding the Fourth Proportional to 17,433.96, 26,154.42 and 9,117.72

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Solution

The fourth proportional to 17,433.96, 26,154.42 and 9,117.72 is: 13,678.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,433.96 : 26,154.42 = 9,117.72 : x
  2. Step 2: Convert to fraction form
    17,433.96/26,154.42 = 9,117.72/x
  3. Step 3: Cross multiply
    17,433.96x = 26,154.42 × 9,117.72
  4. Step 4: Simplify right side
    17,433.96x = 238,468,678.32
  5. Step 5: Solve for x
    x = 238,468,678.32/17,433.96
  6. Step 6: Final answer
    x = 13,678.40

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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.