Home / 51,215.03-70,651.61-34,223.44

Finding the Fourth Proportional to 51,215.03, 70,651.61 and 34,223.44

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Solution

The fourth proportional to 51,215.03, 70,651.61 and 34,223.44 is: 47,211.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,215.03 : 70,651.61 = 34,223.44 : x
  2. Step 2: Convert to fraction form
    51,215.03/70,651.61 = 34,223.44/x
  3. Step 3: Cross multiply
    51,215.03x = 70,651.61 × 34,223.44
  4. Step 4: Simplify right side
    51,215.03x = 2,417,941,145.06
  5. Step 5: Solve for x
    x = 2,417,941,145.06/51,215.03
  6. Step 6: Final answer
    x = 47,211.56

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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.