Home / 19,688.59-29,536.68-6,365.17

Finding the Fourth Proportional to 19,688.59, 29,536.68 and 6,365.17

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Solution

The fourth proportional to 19,688.59, 29,536.68 and 6,365.17 is: 9,548.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,688.59 : 29,536.68 = 6,365.17 : x
  2. Step 2: Convert to fraction form
    19,688.59/29,536.68 = 6,365.17/x
  3. Step 3: Cross multiply
    19,688.59x = 29,536.68 × 6,365.17
  4. Step 4: Simplify right side
    19,688.59x = 188,005,989.44
  5. Step 5: Solve for x
    x = 188,005,989.44/19,688.59
  6. Step 6: Final answer
    x = 9,548.98

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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.