Home / 19,602.28-29,397.18-6,451.12

Finding the Fourth Proportional to 19,602.28, 29,397.18 and 6,451.12

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Solution

The fourth proportional to 19,602.28, 29,397.18 and 6,451.12 is: 9,674.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,602.28 : 29,397.18 = 6,451.12 : x
  2. Step 2: Convert to fraction form
    19,602.28/29,397.18 = 6,451.12/x
  3. Step 3: Cross multiply
    19,602.28x = 29,397.18 × 6,451.12
  4. Step 4: Simplify right side
    19,602.28x = 189,644,735.84
  5. Step 5: Solve for x
    x = 189,644,735.84/19,602.28
  6. Step 6: Final answer
    x = 9,674.63

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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.