Home / 32,749.17-45,193.30-18,212.77

Finding the Fourth Proportional to 32,749.17, 45,193.30 and 18,212.77

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Solution

The fourth proportional to 32,749.17, 45,193.30 and 18,212.77 is: 25,133.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,749.17 : 45,193.30 = 18,212.77 : x
  2. Step 2: Convert to fraction form
    32,749.17/45,193.30 = 18,212.77/x
  3. Step 3: Cross multiply
    32,749.17x = 45,193.30 × 18,212.77
  4. Step 4: Simplify right side
    32,749.17x = 823,095,178.44
  5. Step 5: Solve for x
    x = 823,095,178.44/32,749.17
  6. Step 6: Final answer
    x = 25,133.31

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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.