Home / 34,438.84-51,640.34-12,248.98

Finding the Fourth Proportional to 34,438.84, 51,640.34 and 12,248.98

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Solution

The fourth proportional to 34,438.84, 51,640.34 and 12,248.98 is: 18,367.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,438.84 : 51,640.34 = 12,248.98 : x
  2. Step 2: Convert to fraction form
    34,438.84/51,640.34 = 12,248.98/x
  3. Step 3: Cross multiply
    34,438.84x = 51,640.34 × 12,248.98
  4. Step 4: Simplify right side
    34,438.84x = 632,541,430.61
  5. Step 5: Solve for x
    x = 632,541,430.61/34,438.84
  6. Step 6: Final answer
    x = 18,367.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.