Home / 17,545.74-26,326.71-7,683.72

Finding the Fourth Proportional to 17,545.74, 26,326.71 and 7,683.72

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Solution

The fourth proportional to 17,545.74, 26,326.71 and 7,683.72 is: 11,529.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.74 : 26,326.71 = 7,683.72 : x
  2. Step 2: Convert to fraction form
    17,545.74/26,326.71 = 7,683.72/x
  3. Step 3: Cross multiply
    17,545.74x = 26,326.71 × 7,683.72
  4. Step 4: Simplify right side
    17,545.74x = 202,287,068.16
  5. Step 5: Solve for x
    x = 202,287,068.16/17,545.74
  6. Step 6: Final answer
    x = 11,529.13

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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.