Home / 32,917.77-45,430.70-21,596.84

Finding the Fourth Proportional to 32,917.77, 45,430.70 and 21,596.84

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Solution

The fourth proportional to 32,917.77, 45,430.70 and 21,596.84 is: 29,806.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,917.77 : 45,430.70 = 21,596.84 : x
  2. Step 2: Convert to fraction form
    32,917.77/45,430.70 = 21,596.84/x
  3. Step 3: Cross multiply
    32,917.77x = 45,430.70 × 21,596.84
  4. Step 4: Simplify right side
    32,917.77x = 981,159,223.85
  5. Step 5: Solve for x
    x = 981,159,223.85/32,917.77
  6. Step 6: Final answer
    x = 29,806.37

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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.