Home / 51,604.92-71,215.61-28,948.95

Finding the Fourth Proportional to 51,604.92, 71,215.61 and 28,948.95

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Solution

The fourth proportional to 51,604.92, 71,215.61 and 28,948.95 is: 39,950.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,604.92 : 71,215.61 = 28,948.95 : x
  2. Step 2: Convert to fraction form
    51,604.92/71,215.61 = 28,948.95/x
  3. Step 3: Cross multiply
    51,604.92x = 71,215.61 × 28,948.95
  4. Step 4: Simplify right side
    51,604.92x = 2,061,616,988.36
  5. Step 5: Solve for x
    x = 2,061,616,988.36/51,604.92
  6. Step 6: Final answer
    x = 39,950.01

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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.