Home / 31,827.79-47,741.37-19,351.26

Finding the Fourth Proportional to 31,827.79, 47,741.37 and 19,351.26

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Solution

The fourth proportional to 31,827.79, 47,741.37 and 19,351.26 is: 29,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,827.79 : 47,741.37 = 19,351.26 : x
  2. Step 2: Convert to fraction form
    31,827.79/47,741.37 = 19,351.26/x
  3. Step 3: Cross multiply
    31,827.79x = 47,741.37 × 19,351.26
  4. Step 4: Simplify right side
    31,827.79x = 923,855,663.63
  5. Step 5: Solve for x
    x = 923,855,663.63/31,827.79
  6. Step 6: Final answer
    x = 29,026.70

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1.5x scale

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.