Home / 34,537.96-47,662.30-19,430.63

Finding the Fourth Proportional to 34,537.96, 47,662.30 and 19,430.63

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Solution

The fourth proportional to 34,537.96, 47,662.30 and 19,430.63 is: 26,814.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,537.96 : 47,662.30 = 19,430.63 : x
  2. Step 2: Convert to fraction form
    34,537.96/47,662.30 = 19,430.63/x
  3. Step 3: Cross multiply
    34,537.96x = 47,662.30 × 19,430.63
  4. Step 4: Simplify right side
    34,537.96x = 926,108,516.25
  5. Step 5: Solve for x
    x = 926,108,516.25/34,537.96
  6. Step 6: Final answer
    x = 26,814.22

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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.