Home / 19,283.50-26,613.18-11,730.34

Finding the Fourth Proportional to 19,283.50, 26,613.18 and 11,730.34

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Solution

The fourth proportional to 19,283.50, 26,613.18 and 11,730.34 is: 16,189.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283.50 : 26,613.18 = 11,730.34 : x
  2. Step 2: Convert to fraction form
    19,283.50/26,613.18 = 11,730.34/x
  3. Step 3: Cross multiply
    19,283.50x = 26,613.18 × 11,730.34
  4. Step 4: Simplify right side
    19,283.50x = 312,181,649.88
  5. Step 5: Solve for x
    x = 312,181,649.88/19,283.50
  6. Step 6: Final answer
    x = 16,189.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.