Home / 19,513.28-29,271.23-6,861.52

Finding the Fourth Proportional to 19,513.28, 29,271.23 and 6,861.52

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Solution

The fourth proportional to 19,513.28, 29,271.23 and 6,861.52 is: 10,292.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.28 : 29,271.23 = 6,861.52 : x
  2. Step 2: Convert to fraction form
    19,513.28/29,271.23 = 6,861.52/x
  3. Step 3: Cross multiply
    19,513.28x = 29,271.23 × 6,861.52
  4. Step 4: Simplify right side
    19,513.28x = 200,845,095.76
  5. Step 5: Solve for x
    x = 200,845,095.76/19,513.28
  6. Step 6: Final answer
    x = 10,292.74

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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.