Home / 19,730.40-29,595.60-6,583.20

Finding the Fourth Proportional to 19,730.40, 29,595.60 and 6,583.20

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Solution

The fourth proportional to 19,730.40, 29,595.60 and 6,583.20 is: 9,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,730.40 : 29,595.60 = 6,583.20 : x
  2. Step 2: Convert to fraction form
    19,730.40/29,595.60 = 6,583.20/x
  3. Step 3: Cross multiply
    19,730.40x = 29,595.60 × 6,583.20
  4. Step 4: Simplify right side
    19,730.40x = 194,833,753.92
  5. Step 5: Solve for x
    x = 194,833,753.92/19,730.40
  6. Step 6: Final answer
    x = 9,874.80

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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.