Home / 26,270.83-39,384.96-17,929.86

Finding the Fourth Proportional to 26,270.83, 39,384.96 and 17,929.86

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Solution

The fourth proportional to 26,270.83, 39,384.96 and 17,929.86 is: 26,880.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,270.83 : 39,384.96 = 17,929.86 : x
  2. Step 2: Convert to fraction form
    26,270.83/39,384.96 = 17,929.86/x
  3. Step 3: Cross multiply
    26,270.83x = 39,384.96 × 17,929.86
  4. Step 4: Simplify right side
    26,270.83x = 706,166,818.91
  5. Step 5: Solve for x
    x = 706,166,818.91/26,270.83
  6. Step 6: Final answer
    x = 26,880.26

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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.