Home / 25,315.84-34,935.96-14,137.84

Finding the Fourth Proportional to 25,315.84, 34,935.96 and 14,137.84

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Solution

The fourth proportional to 25,315.84, 34,935.96 and 14,137.84 is: 19,510.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315.84 : 34,935.96 = 14,137.84 : x
  2. Step 2: Convert to fraction form
    25,315.84/34,935.96 = 14,137.84/x
  3. Step 3: Cross multiply
    25,315.84x = 34,935.96 × 14,137.84
  4. Step 4: Simplify right side
    25,315.84x = 493,919,012.73
  5. Step 5: Solve for x
    x = 493,919,012.73/25,315.84
  6. Step 6: Final answer
    x = 19,510.28

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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.