Home / 14,402.84-19,877.07-8,031.50

Finding the Fourth Proportional to 14,402.84, 19,877.07 and 8,031.50

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Solution

The fourth proportional to 14,402.84, 19,877.07 and 8,031.50 is: 11,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402.84 : 19,877.07 = 8,031.50 : x
  2. Step 2: Convert to fraction form
    14,402.84/19,877.07 = 8,031.50/x
  3. Step 3: Cross multiply
    14,402.84x = 19,877.07 × 8,031.50
  4. Step 4: Simplify right side
    14,402.84x = 159,642,687.71
  5. Step 5: Solve for x
    x = 159,642,687.71/14,402.84
  6. Step 6: Final answer
    x = 11,084.11

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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.