Home / 34,355.90-47,408.13-19,246.56

Finding the Fourth Proportional to 34,355.90, 47,408.13 and 19,246.56

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Solution

The fourth proportional to 34,355.90, 47,408.13 and 19,246.56 is: 26,558.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,355.90 : 47,408.13 = 19,246.56 : x
  2. Step 2: Convert to fraction form
    34,355.90/47,408.13 = 19,246.56/x
  3. Step 3: Cross multiply
    34,355.90x = 47,408.13 × 19,246.56
  4. Step 4: Simplify right side
    34,355.90x = 912,443,418.53
  5. Step 5: Solve for x
    x = 912,443,418.53/34,355.90
  6. Step 6: Final answer
    x = 26,558.57

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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.