Home / 13,958.90-19,263.42-7,585.52

Finding the Fourth Proportional to 13,958.90, 19,263.42 and 7,585.52

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Solution

The fourth proportional to 13,958.90, 19,263.42 and 7,585.52 is: 10,468.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,958.90 : 19,263.42 = 7,585.52 : x
  2. Step 2: Convert to fraction form
    13,958.90/19,263.42 = 7,585.52/x
  3. Step 3: Cross multiply
    13,958.90x = 19,263.42 × 7,585.52
  4. Step 4: Simplify right side
    13,958.90x = 146,123,057.68
  5. Step 5: Solve for x
    x = 146,123,057.68/13,958.90
  6. Step 6: Final answer
    x = 10,468.09

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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.