Home / 16,966.34-23,392.02-12,126.86

Finding the Fourth Proportional to 16,966.34, 23,392.02 and 12,126.86

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Solution

The fourth proportional to 16,966.34, 23,392.02 and 12,126.86 is: 16,719.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,966.34 : 23,392.02 = 12,126.86 : x
  2. Step 2: Convert to fraction form
    16,966.34/23,392.02 = 12,126.86/x
  3. Step 3: Cross multiply
    16,966.34x = 23,392.02 × 12,126.86
  4. Step 4: Simplify right side
    16,966.34x = 283,671,751.66
  5. Step 5: Solve for x
    x = 283,671,751.66/16,966.34
  6. Step 6: Final answer
    x = 16,719.68

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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.