Home / 34,266.80-51,275.60-28,288.06

Finding the Fourth Proportional to 34,266.80, 51,275.60 and 28,288.06

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Solution

The fourth proportional to 34,266.80, 51,275.60 and 28,288.06 is: 42,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,266.80 : 51,275.60 = 28,288.06 : x
  2. Step 2: Convert to fraction form
    34,266.80/51,275.60 = 28,288.06/x
  3. Step 3: Cross multiply
    34,266.80x = 51,275.60 × 28,288.06
  4. Step 4: Simplify right side
    34,266.80x = 1,450,487,249.34
  5. Step 5: Solve for x
    x = 1,450,487,249.34/34,266.80
  6. Step 6: Final answer
    x = 42,329.23

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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.