Home / 34,228.85-47,235.35-19,122.95

Finding the Fourth Proportional to 34,228.85, 47,235.35 and 19,122.95

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Solution

The fourth proportional to 34,228.85, 47,235.35 and 19,122.95 is: 26,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,228.85 : 47,235.35 = 19,122.95 : x
  2. Step 2: Convert to fraction form
    34,228.85/47,235.35 = 19,122.95/x
  3. Step 3: Cross multiply
    34,228.85x = 47,235.35 × 19,122.95
  4. Step 4: Simplify right side
    34,228.85x = 903,279,402.18
  5. Step 5: Solve for x
    x = 903,279,402.18/34,228.85
  6. Step 6: Final answer
    x = 26,389.42

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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.