Home / 45,647.19-63,003.65-29,703.96

Finding the Fourth Proportional to 45,647.19, 63,003.65 and 29,703.96

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Solution

The fourth proportional to 45,647.19, 63,003.65 and 29,703.96 is: 40,998.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,647.19 : 63,003.65 = 29,703.96 : x
  2. Step 2: Convert to fraction form
    45,647.19/63,003.65 = 29,703.96/x
  3. Step 3: Cross multiply
    45,647.19x = 63,003.65 × 29,703.96
  4. Step 4: Simplify right side
    45,647.19x = 1,871,457,750.93
  5. Step 5: Solve for x
    x = 1,871,457,750.93/45,647.19
  6. Step 6: Final answer
    x = 40,998.31

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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.