Home / 19,620.16-29,433.90-6,473.08

Finding the Fourth Proportional to 19,620.16, 29,433.90 and 6,473.08

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Solution

The fourth proportional to 19,620.16, 29,433.90 and 6,473.08 is: 9,710.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,620.16 : 29,433.90 = 6,473.08 : x
  2. Step 2: Convert to fraction form
    19,620.16/29,433.90 = 6,473.08/x
  3. Step 3: Cross multiply
    19,620.16x = 29,433.90 × 6,473.08
  4. Step 4: Simplify right side
    19,620.16x = 190,527,989.41
  5. Step 5: Solve for x
    x = 190,527,989.41/19,620.16
  6. Step 6: Final answer
    x = 9,710.83

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1.5x scale

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.