Home / 25,278.84-37,922.72-8,634.98

Finding the Fourth Proportional to 25,278.84, 37,922.72 and 8,634.98

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Solution

The fourth proportional to 25,278.84, 37,922.72 and 8,634.98 is: 12,953.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,278.84 : 37,922.72 = 8,634.98 : x
  2. Step 2: Convert to fraction form
    25,278.84/37,922.72 = 8,634.98/x
  3. Step 3: Cross multiply
    25,278.84x = 37,922.72 × 8,634.98
  4. Step 4: Simplify right side
    25,278.84x = 327,461,695.96
  5. Step 5: Solve for x
    x = 327,461,695.96/25,278.84
  6. Step 6: Final answer
    x = 12,953.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.