Home / 22,930.52-34,384.67-13,445.43

Finding the Fourth Proportional to 22,930.52, 34,384.67 and 13,445.43

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Solution

The fourth proportional to 22,930.52, 34,384.67 and 13,445.43 is: 20,161.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.52 : 34,384.67 = 13,445.43 : x
  2. Step 2: Convert to fraction form
    22,930.52/34,384.67 = 13,445.43/x
  3. Step 3: Cross multiply
    22,930.52x = 34,384.67 × 13,445.43
  4. Step 4: Simplify right side
    22,930.52x = 462,316,639.94
  5. Step 5: Solve for x
    x = 462,316,639.94/22,930.52
  6. Step 6: Final answer
    x = 20,161.63

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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.