Home / 34,134.87-47,106.32-19,028.49

Finding the Fourth Proportional to 34,134.87, 47,106.32 and 19,028.49

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Solution

The fourth proportional to 34,134.87, 47,106.32 and 19,028.49 is: 26,259.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,134.87 : 47,106.32 = 19,028.49 : x
  2. Step 2: Convert to fraction form
    34,134.87/47,106.32 = 19,028.49/x
  3. Step 3: Cross multiply
    34,134.87x = 47,106.32 × 19,028.49
  4. Step 4: Simplify right side
    34,134.87x = 896,362,139.06
  5. Step 5: Solve for x
    x = 896,362,139.06/34,134.87
  6. Step 6: Final answer
    x = 26,259.43

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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.