Home / 34,339.21-51,516.84-10,645.51

Finding the Fourth Proportional to 34,339.21, 51,516.84 and 10,645.51

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Solution

The fourth proportional to 34,339.21, 51,516.84 and 10,645.51 is: 15,970.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,339.21 : 51,516.84 = 10,645.51 : x
  2. Step 2: Convert to fraction form
    34,339.21/51,516.84 = 10,645.51/x
  3. Step 3: Cross multiply
    34,339.21x = 51,516.84 × 10,645.51
  4. Step 4: Simplify right side
    34,339.21x = 548,423,035.39
  5. Step 5: Solve for x
    x = 548,423,035.39/34,339.21
  6. Step 6: Final answer
    x = 15,970.75

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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.