Home / 51,815.04-71,513.34-32,705.22

Finding the Fourth Proportional to 51,815.04, 71,513.34 and 32,705.22

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Solution

The fourth proportional to 51,815.04, 71,513.34 and 32,705.22 is: 45,138.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,815.04 : 71,513.34 = 32,705.22 : x
  2. Step 2: Convert to fraction form
    51,815.04/71,513.34 = 32,705.22/x
  3. Step 3: Cross multiply
    51,815.04x = 71,513.34 × 32,705.22
  4. Step 4: Simplify right side
    51,815.04x = 2,338,859,394.99
  5. Step 5: Solve for x
    x = 2,338,859,394.99/51,815.04
  6. Step 6: Final answer
    x = 45,138.62

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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.