Home / 19,636.47-29,460.20-6,498.09

Finding the Fourth Proportional to 19,636.47, 29,460.20 and 6,498.09

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Solution

The fourth proportional to 19,636.47, 29,460.20 and 6,498.09 is: 9,748.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.47 : 29,460.20 = 6,498.09 : x
  2. Step 2: Convert to fraction form
    19,636.47/29,460.20 = 6,498.09/x
  3. Step 3: Cross multiply
    19,636.47x = 29,460.20 × 6,498.09
  4. Step 4: Simplify right side
    19,636.47x = 191,434,998.53
  5. Step 5: Solve for x
    x = 191,434,998.53/19,636.47
  6. Step 6: Final answer
    x = 9,748.95

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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.