Home / 15,435.18-23,154.30-4,341.96

Finding the Fourth Proportional to 15,435.18, 23,154.30 and 4,341.96

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Solution

The fourth proportional to 15,435.18, 23,154.30 and 4,341.96 is: 6,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.18 : 23,154.30 = 4,341.96 : x
  2. Step 2: Convert to fraction form
    15,435.18/23,154.30 = 4,341.96/x
  3. Step 3: Cross multiply
    15,435.18x = 23,154.30 × 4,341.96
  4. Step 4: Simplify right side
    15,435.18x = 100,535,044.43
  5. Step 5: Solve for x
    x = 100,535,044.43/15,435.18
  6. Step 6: Final answer
    x = 6,513.37

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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.