Home / 19,714.26-29,572.02-8,615.28

Finding the Fourth Proportional to 19,714.26, 29,572.02 and 8,615.28

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Solution

The fourth proportional to 19,714.26, 29,572.02 and 8,615.28 is: 12,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,714.26 : 29,572.02 = 8,615.28 : x
  2. Step 2: Convert to fraction form
    19,714.26/29,572.02 = 8,615.28/x
  3. Step 3: Cross multiply
    19,714.26x = 29,572.02 × 8,615.28
  4. Step 4: Simplify right side
    19,714.26x = 254,771,232.47
  5. Step 5: Solve for x
    x = 254,771,232.47/19,714.26
  6. Step 6: Final answer
    x = 12,923.20

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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.