Home / 14,671.23-20,246.13-7,956.74

Finding the Fourth Proportional to 14,671.23, 20,246.13 and 7,956.74

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Solution

The fourth proportional to 14,671.23, 20,246.13 and 7,956.74 is: 10,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,671.23 : 20,246.13 = 7,956.74 : x
  2. Step 2: Convert to fraction form
    14,671.23/20,246.13 = 7,956.74/x
  3. Step 3: Cross multiply
    14,671.23x = 20,246.13 × 7,956.74
  4. Step 4: Simplify right side
    14,671.23x = 161,093,091.19
  5. Step 5: Solve for x
    x = 161,093,091.19/14,671.23
  6. Step 6: Final answer
    x = 10,980.20

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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.