Home / 19,835.85-29,756.55-5,796.90

Finding the Fourth Proportional to 19,835.85, 29,756.55 and 5,796.90

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Solution

The fourth proportional to 19,835.85, 29,756.55 and 5,796.90 is: 8,696.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835.85 : 29,756.55 = 5,796.90 : x
  2. Step 2: Convert to fraction form
    19,835.85/29,756.55 = 5,796.90/x
  3. Step 3: Cross multiply
    19,835.85x = 29,756.55 × 5,796.90
  4. Step 4: Simplify right side
    19,835.85x = 172,495,715.71
  5. Step 5: Solve for x
    x = 172,495,715.71/19,835.85
  6. Step 6: Final answer
    x = 8,696.16

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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.