Home / 15,814.02-23,725.13-8,412.39

Finding the Fourth Proportional to 15,814.02, 23,725.13 and 8,412.39

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Solution

The fourth proportional to 15,814.02, 23,725.13 and 8,412.39 is: 12,620.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,814.02 : 23,725.13 = 8,412.39 : x
  2. Step 2: Convert to fraction form
    15,814.02/23,725.13 = 8,412.39/x
  3. Step 3: Cross multiply
    15,814.02x = 23,725.13 × 8,412.39
  4. Step 4: Simplify right side
    15,814.02x = 199,585,046.36
  5. Step 5: Solve for x
    x = 199,585,046.36/15,814.02
  6. Step 6: Final answer
    x = 12,620.77

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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.