Home / 34,006.90-51,010.35-20,701.30

Finding the Fourth Proportional to 34,006.90, 51,010.35 and 20,701.30

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Solution

The fourth proportional to 34,006.90, 51,010.35 and 20,701.30 is: 31,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,006.90 : 51,010.35 = 20,701.30 : x
  2. Step 2: Convert to fraction form
    34,006.90/51,010.35 = 20,701.30/x
  3. Step 3: Cross multiply
    34,006.90x = 51,010.35 × 20,701.30
  4. Step 4: Simplify right side
    34,006.90x = 1,055,980,558.46
  5. Step 5: Solve for x
    x = 1,055,980,558.46/34,006.90
  6. Step 6: Final answer
    x = 31,051.95

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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.