Home / 31,973.64-47,945.89-15,341.51

Finding the Fourth Proportional to 31,973.64, 47,945.89 and 15,341.51

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Solution

The fourth proportional to 31,973.64, 47,945.89 and 15,341.51 is: 23,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973.64 : 47,945.89 = 15,341.51 : x
  2. Step 2: Convert to fraction form
    31,973.64/47,945.89 = 15,341.51/x
  3. Step 3: Cross multiply
    31,973.64x = 47,945.89 × 15,341.51
  4. Step 4: Simplify right side
    31,973.64x = 735,562,290.37
  5. Step 5: Solve for x
    x = 735,562,290.37/31,973.64
  6. Step 6: Final answer
    x = 23,005.27

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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.