Home / 19,130.94-26,166.03-18,824.76

Finding the Fourth Proportional to 19,130.94, 26,166.03 and 18,824.76

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Solution

The fourth proportional to 19,130.94, 26,166.03 and 18,824.76 is: 25,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130.94 : 26,166.03 = 18,824.76 : x
  2. Step 2: Convert to fraction form
    19,130.94/26,166.03 = 18,824.76/x
  3. Step 3: Cross multiply
    19,130.94x = 26,166.03 × 18,824.76
  4. Step 4: Simplify right side
    19,130.94x = 492,569,164.31
  5. Step 5: Solve for x
    x = 492,569,164.31/19,130.94
  6. Step 6: Final answer
    x = 25,747.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.