Home / 19,472.04-26,869.86-11,514.60

Finding the Fourth Proportional to 19,472.04, 26,869.86 and 11,514.60

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Solution

The fourth proportional to 19,472.04, 26,869.86 and 11,514.60 is: 15,889.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,472.04 : 26,869.86 = 11,514.60 : x
  2. Step 2: Convert to fraction form
    19,472.04/26,869.86 = 11,514.60/x
  3. Step 3: Cross multiply
    19,472.04x = 26,869.86 × 11,514.60
  4. Step 4: Simplify right side
    19,472.04x = 309,395,689.96
  5. Step 5: Solve for x
    x = 309,395,689.96/19,472.04
  6. Step 6: Final answer
    x = 15,889.23

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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.