Home / 25,521.45-35,219.70-14,191.98

Finding the Fourth Proportional to 25,521.45, 35,219.70 and 14,191.98

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Solution

The fourth proportional to 25,521.45, 35,219.70 and 14,191.98 is: 19,584.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,521.45 : 35,219.70 = 14,191.98 : x
  2. Step 2: Convert to fraction form
    25,521.45/35,219.70 = 14,191.98/x
  3. Step 3: Cross multiply
    25,521.45x = 35,219.70 × 14,191.98
  4. Step 4: Simplify right side
    25,521.45x = 499,837,278.01
  5. Step 5: Solve for x
    x = 499,837,278.01/25,521.45
  6. Step 6: Final answer
    x = 19,584.99

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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.