Home / 34,122.51-47,077.94-19,012.28

Finding the Fourth Proportional to 34,122.51, 47,077.94 and 19,012.28

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Solution

The fourth proportional to 34,122.51, 47,077.94 and 19,012.28 is: 26,230.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,122.51 : 47,077.94 = 19,012.28 : x
  2. Step 2: Convert to fraction form
    34,122.51/47,077.94 = 19,012.28/x
  3. Step 3: Cross multiply
    34,122.51x = 47,077.94 × 19,012.28
  4. Step 4: Simplify right side
    34,122.51x = 895,058,646.65
  5. Step 5: Solve for x
    x = 895,058,646.65/34,122.51
  6. Step 6: Final answer
    x = 26,230.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.