Home / 34,290.56-51,389.14-19,304.83

Finding the Fourth Proportional to 34,290.56, 51,389.14 and 19,304.83

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Solution

The fourth proportional to 34,290.56, 51,389.14 and 19,304.83 is: 28,930.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,290.56 : 51,389.14 = 19,304.83 : x
  2. Step 2: Convert to fraction form
    34,290.56/51,389.14 = 19,304.83/x
  3. Step 3: Cross multiply
    34,290.56x = 51,389.14 × 19,304.83
  4. Step 4: Simplify right side
    34,290.56x = 992,058,699.91
  5. Step 5: Solve for x
    x = 992,058,699.91/34,290.56
  6. Step 6: Final answer
    x = 28,930.95

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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.