Home / 15,131.65-22,698.23-4,038.45

Finding the Fourth Proportional to 15,131.65, 22,698.23 and 4,038.45

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Solution

The fourth proportional to 15,131.65, 22,698.23 and 4,038.45 is: 6,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,131.65 : 22,698.23 = 4,038.45 : x
  2. Step 2: Convert to fraction form
    15,131.65/22,698.23 = 4,038.45/x
  3. Step 3: Cross multiply
    15,131.65x = 22,698.23 × 4,038.45
  4. Step 4: Simplify right side
    15,131.65x = 91,665,666.94
  5. Step 5: Solve for x
    x = 91,665,666.94/15,131.65
  6. Step 6: Final answer
    x = 6,057.88

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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.