Home / 31,683.90-43,647.66-26,648.22

Finding the Fourth Proportional to 31,683.90, 43,647.66 and 26,648.22

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Solution

The fourth proportional to 31,683.90, 43,647.66 and 26,648.22 is: 36,710.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,683.90 : 43,647.66 = 26,648.22 : x
  2. Step 2: Convert to fraction form
    31,683.90/43,647.66 = 26,648.22/x
  3. Step 3: Cross multiply
    31,683.90x = 43,647.66 × 26,648.22
  4. Step 4: Simplify right side
    31,683.90x = 1,163,132,446.17
  5. Step 5: Solve for x
    x = 1,163,132,446.17/31,683.90
  6. Step 6: Final answer
    x = 36,710.52

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Find fourth proportional to 31,684.90, 43,649.04 and 26,649.22
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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.