Home / 13,965.90-19,273.05-7,592.55

Finding the Fourth Proportional to 13,965.90, 19,273.05 and 7,592.55

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Solution

The fourth proportional to 13,965.90, 19,273.05 and 7,592.55 is: 10,477.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965.90 : 19,273.05 = 7,592.55 : x
  2. Step 2: Convert to fraction form
    13,965.90/19,273.05 = 7,592.55/x
  3. Step 3: Cross multiply
    13,965.90x = 19,273.05 × 7,592.55
  4. Step 4: Simplify right side
    13,965.90x = 146,331,595.78
  5. Step 5: Solve for x
    x = 146,331,595.78/13,965.90
  6. Step 6: Final answer
    x = 10,477.78

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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.