Home / 19,136.40-26,432.76-14,714.40

Finding the Fourth Proportional to 19,136.40, 26,432.76 and 14,714.40

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Solution

The fourth proportional to 19,136.40, 26,432.76 and 14,714.40 is: 20,324.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.40 : 26,432.76 = 14,714.40 : x
  2. Step 2: Convert to fraction form
    19,136.40/26,432.76 = 14,714.40/x
  3. Step 3: Cross multiply
    19,136.40x = 26,432.76 × 14,714.40
  4. Step 4: Simplify right side
    19,136.40x = 388,942,203.74
  5. Step 5: Solve for x
    x = 388,942,203.74/19,136.40
  6. Step 6: Final answer
    x = 20,324.73

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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.