Home / 51,175.22-70,616.76-28,513.34

Finding the Fourth Proportional to 51,175.22, 70,616.76 and 28,513.34

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Solution

The fourth proportional to 51,175.22, 70,616.76 and 28,513.34 is: 39,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,175.22 : 70,616.76 = 28,513.34 : x
  2. Step 2: Convert to fraction form
    51,175.22/70,616.76 = 28,513.34/x
  3. Step 3: Cross multiply
    51,175.22x = 70,616.76 × 28,513.34
  4. Step 4: Simplify right side
    51,175.22x = 2,013,519,334.49
  5. Step 5: Solve for x
    x = 2,013,519,334.49/51,175.22
  6. Step 6: Final answer
    x = 39,345.60

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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.