Home / 34,013.57-51,020.87-12,954.77

Finding the Fourth Proportional to 34,013.57, 51,020.87 and 12,954.77

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Solution

The fourth proportional to 34,013.57, 51,020.87 and 12,954.77 is: 19,432.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,013.57 : 51,020.87 = 12,954.77 : x
  2. Step 2: Convert to fraction form
    34,013.57/51,020.87 = 12,954.77/x
  3. Step 3: Cross multiply
    34,013.57x = 51,020.87 × 12,954.77
  4. Step 4: Simplify right side
    34,013.57x = 660,963,636.05
  5. Step 5: Solve for x
    x = 660,963,636.05/34,013.57
  6. Step 6: Final answer
    x = 19,432.35

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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.