Home / 23,281.38-32,127.30-12,671.10

Finding the Fourth Proportional to 23,281.38, 32,127.30 and 12,671.10

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Solution

The fourth proportional to 23,281.38, 32,127.30 and 12,671.10 is: 17,485.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.38 : 32,127.30 = 12,671.10 : x
  2. Step 2: Convert to fraction form
    23,281.38/32,127.30 = 12,671.10/x
  3. Step 3: Cross multiply
    23,281.38x = 32,127.30 × 12,671.10
  4. Step 4: Simplify right side
    23,281.38x = 407,088,231.03
  5. Step 5: Solve for x
    x = 407,088,231.03/23,281.38
  6. Step 6: Final answer
    x = 17,485.57

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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.