Home / 14,938.70-22,402.81-4,405.92

Finding the Fourth Proportional to 14,938.70, 22,402.81 and 4,405.92

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Solution

The fourth proportional to 14,938.70, 22,402.81 and 4,405.92 is: 6,607.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.70 : 22,402.81 = 4,405.92 : x
  2. Step 2: Convert to fraction form
    14,938.70/22,402.81 = 4,405.92/x
  3. Step 3: Cross multiply
    14,938.70x = 22,402.81 × 4,405.92
  4. Step 4: Simplify right side
    14,938.70x = 98,704,994.14
  5. Step 5: Solve for x
    x = 98,704,994.14/14,938.70
  6. Step 6: Final answer
    x = 6,607.34

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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.