Home / 51,806.51-77,709.76-34,272.23

Finding the Fourth Proportional to 51,806.51, 77,709.76 and 34,272.23

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Solution

The fourth proportional to 51,806.51, 77,709.76 and 34,272.23 is: 51,408.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,806.51 : 77,709.76 = 34,272.23 : x
  2. Step 2: Convert to fraction form
    51,806.51/77,709.76 = 34,272.23/x
  3. Step 3: Cross multiply
    51,806.51x = 77,709.76 × 34,272.23
  4. Step 4: Simplify right side
    51,806.51x = 2,663,286,876.56
  5. Step 5: Solve for x
    x = 2,663,286,876.56/51,806.51
  6. Step 6: Final answer
    x = 51,408.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.