Home / 31,823.04-43,916.68-19,240.50

Finding the Fourth Proportional to 31,823.04, 43,916.68 and 19,240.50

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Solution

The fourth proportional to 31,823.04, 43,916.68 and 19,240.50 is: 26,552.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,823.04 : 43,916.68 = 19,240.50 : x
  2. Step 2: Convert to fraction form
    31,823.04/43,916.68 = 19,240.50/x
  3. Step 3: Cross multiply
    31,823.04x = 43,916.68 × 19,240.50
  4. Step 4: Simplify right side
    31,823.04x = 844,978,881.54
  5. Step 5: Solve for x
    x = 844,978,881.54/31,823.04
  6. Step 6: Final answer
    x = 26,552.42

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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.