Home / 34,023.12-51,031.92-21,506.64

Finding the Fourth Proportional to 34,023.12, 51,031.92 and 21,506.64

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Solution

The fourth proportional to 34,023.12, 51,031.92 and 21,506.64 is: 32,258.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,023.12 : 51,031.92 = 21,506.64 : x
  2. Step 2: Convert to fraction form
    34,023.12/51,031.92 = 21,506.64/x
  3. Step 3: Cross multiply
    34,023.12x = 51,031.92 × 21,506.64
  4. Step 4: Simplify right side
    34,023.12x = 1,097,525,131.95
  5. Step 5: Solve for x
    x = 1,097,525,131.95/34,023.12
  6. Step 6: Final answer
    x = 32,258.22

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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.