Home / 34,209.22-51,271.90-19,430.58

Finding the Fourth Proportional to 34,209.22, 51,271.90 and 19,430.58

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Solution

The fourth proportional to 34,209.22, 51,271.90 and 19,430.58 is: 29,122.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,209.22 : 51,271.90 = 19,430.58 : x
  2. Step 2: Convert to fraction form
    34,209.22/51,271.90 = 19,430.58/x
  3. Step 3: Cross multiply
    34,209.22x = 51,271.90 × 19,430.58
  4. Step 4: Simplify right side
    34,209.22x = 996,242,754.70
  5. Step 5: Solve for x
    x = 996,242,754.70/34,209.22
  6. Step 6: Final answer
    x = 29,122.05

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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.