Home / 25,289.24-34,898.54-13,958.70

Finding the Fourth Proportional to 25,289.24, 34,898.54 and 13,958.70

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Solution

The fourth proportional to 25,289.24, 34,898.54 and 13,958.70 is: 19,262.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,289.24 : 34,898.54 = 13,958.70 : x
  2. Step 2: Convert to fraction form
    25,289.24/34,898.54 = 13,958.70/x
  3. Step 3: Cross multiply
    25,289.24x = 34,898.54 × 13,958.70
  4. Step 4: Simplify right side
    25,289.24x = 487,138,191.95
  5. Step 5: Solve for x
    x = 487,138,191.95/25,289.24
  6. Step 6: Final answer
    x = 19,262.67

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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.