Home / 34,265.31-47,288.48-19,157.70

Finding the Fourth Proportional to 34,265.31, 47,288.48 and 19,157.70

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Solution

The fourth proportional to 34,265.31, 47,288.48 and 19,157.70 is: 26,438.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,265.31 : 47,288.48 = 19,157.70 : x
  2. Step 2: Convert to fraction form
    34,265.31/47,288.48 = 19,157.70/x
  3. Step 3: Cross multiply
    34,265.31x = 47,288.48 × 19,157.70
  4. Step 4: Simplify right side
    34,265.31x = 905,938,513.30
  5. Step 5: Solve for x
    x = 905,938,513.30/34,265.31
  6. Step 6: Final answer
    x = 26,438.94

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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.