Home / 25,486.06-38,214.50-9,885.46

Finding the Fourth Proportional to 25,486.06, 38,214.50 and 9,885.46

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Solution

The fourth proportional to 25,486.06, 38,214.50 and 9,885.46 is: 14,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.06 : 38,214.50 = 9,885.46 : x
  2. Step 2: Convert to fraction form
    25,486.06/38,214.50 = 9,885.46/x
  3. Step 3: Cross multiply
    25,486.06x = 38,214.50 × 9,885.46
  4. Step 4: Simplify right side
    25,486.06x = 377,767,911.17
  5. Step 5: Solve for x
    x = 377,767,911.17/25,486.06
  6. Step 6: Final answer
    x = 14,822.53

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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.