Home / 45,800.48-63,141.84-31,628.96

Finding the Fourth Proportional to 45,800.48, 63,141.84 and 31,628.96

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Solution

The fourth proportional to 45,800.48, 63,141.84 and 31,628.96 is: 43,604.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,800.48 : 63,141.84 = 31,628.96 : x
  2. Step 2: Convert to fraction form
    45,800.48/63,141.84 = 31,628.96/x
  3. Step 3: Cross multiply
    45,800.48x = 63,141.84 × 31,628.96
  4. Step 4: Simplify right side
    45,800.48x = 1,997,110,731.69
  5. Step 5: Solve for x
    x = 1,997,110,731.69/45,800.48
  6. Step 6: Final answer
    x = 43,604.58

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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.