Home / 19,784.24-29,666.84-6,627.41

Finding the Fourth Proportional to 19,784.24, 29,666.84 and 6,627.41

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Solution

The fourth proportional to 19,784.24, 29,666.84 and 6,627.41 is: 9,937.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,784.24 : 29,666.84 = 6,627.41 : x
  2. Step 2: Convert to fraction form
    19,784.24/29,666.84 = 6,627.41/x
  3. Step 3: Cross multiply
    19,784.24x = 29,666.84 × 6,627.41
  4. Step 4: Simplify right side
    19,784.24x = 196,614,312.08
  5. Step 5: Solve for x
    x = 196,614,312.08/19,784.24
  6. Step 6: Final answer
    x = 9,937.93

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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.