Home / 47,709.51-71,577.22-14,430.66

Finding the Fourth Proportional to 47,709.51, 71,577.22 and 14,430.66

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Solution

The fourth proportional to 47,709.51, 71,577.22 and 14,430.66 is: 21,649.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,709.51 : 71,577.22 = 14,430.66 : x
  2. Step 2: Convert to fraction form
    47,709.51/71,577.22 = 14,430.66/x
  3. Step 3: Cross multiply
    47,709.51x = 71,577.22 × 14,430.66
  4. Step 4: Simplify right side
    47,709.51x = 1,032,906,525.57
  5. Step 5: Solve for x
    x = 1,032,906,525.57/47,709.51
  6. Step 6: Final answer
    x = 21,649.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.