Home / 51,175.67-70,622.71-29,678.16

Finding the Fourth Proportional to 51,175.67, 70,622.71 and 29,678.16

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Solution

The fourth proportional to 51,175.67, 70,622.71 and 29,678.16 is: 40,956.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,175.67 : 70,622.71 = 29,678.16 : x
  2. Step 2: Convert to fraction form
    51,175.67/70,622.71 = 29,678.16/x
  3. Step 3: Cross multiply
    51,175.67x = 70,622.71 × 29,678.16
  4. Step 4: Simplify right side
    51,175.67x = 2,095,952,214.97
  5. Step 5: Solve for x
    x = 2,095,952,214.97/51,175.67
  6. Step 6: Final answer
    x = 40,956.03

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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.