Home / 17,411.74-26,117.55-6,318.40

Finding the Fourth Proportional to 17,411.74, 26,117.55 and 6,318.40

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Solution

The fourth proportional to 17,411.74, 26,117.55 and 6,318.40 is: 9,477.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,411.74 : 26,117.55 = 6,318.40 : x
  2. Step 2: Convert to fraction form
    17,411.74/26,117.55 = 6,318.40/x
  3. Step 3: Cross multiply
    17,411.74x = 26,117.55 × 6,318.40
  4. Step 4: Simplify right side
    17,411.74x = 165,021,127.92
  5. Step 5: Solve for x
    x = 165,021,127.92/17,411.74
  6. Step 6: Final answer
    x = 9,477.58

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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.