Home / 34,308.56-47,344.20-19,401.68

Finding the Fourth Proportional to 34,308.56, 47,344.20 and 19,401.68

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Solution

The fourth proportional to 34,308.56, 47,344.20 and 19,401.68 is: 26,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,308.56 : 47,344.20 = 19,401.68 : x
  2. Step 2: Convert to fraction form
    34,308.56/47,344.20 = 19,401.68/x
  3. Step 3: Cross multiply
    34,308.56x = 47,344.20 × 19,401.68
  4. Step 4: Simplify right side
    34,308.56x = 918,557,018.26
  5. Step 5: Solve for x
    x = 918,557,018.26/34,308.56
  6. Step 6: Final answer
    x = 26,773.41

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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.