Home / 31,929.61-44,064.23-17,782.45

Finding the Fourth Proportional to 31,929.61, 44,064.23 and 17,782.45

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Solution

The fourth proportional to 31,929.61, 44,064.23 and 17,782.45 is: 24,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,929.61 : 44,064.23 = 17,782.45 : x
  2. Step 2: Convert to fraction form
    31,929.61/44,064.23 = 17,782.45/x
  3. Step 3: Cross multiply
    31,929.61x = 44,064.23 × 17,782.45
  4. Step 4: Simplify right side
    31,929.61x = 783,570,115.58
  5. Step 5: Solve for x
    x = 783,570,115.58/31,929.61
  6. Step 6: Final answer
    x = 24,540.55

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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.