Home / 30,081.51-41,487.39-22,545.81

Finding the Fourth Proportional to 30,081.51, 41,487.39 and 22,545.81

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Solution

The fourth proportional to 30,081.51, 41,487.39 and 22,545.81 is: 31,094.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,081.51 : 41,487.39 = 22,545.81 : x
  2. Step 2: Convert to fraction form
    30,081.51/41,487.39 = 22,545.81/x
  3. Step 3: Cross multiply
    30,081.51x = 41,487.39 × 22,545.81
  4. Step 4: Simplify right side
    30,081.51x = 935,366,812.34
  5. Step 5: Solve for x
    x = 935,366,812.34/30,081.51
  6. Step 6: Final answer
    x = 31,094.41

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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.