Home / 23,316.10-32,176.16-12,705.70

Finding the Fourth Proportional to 23,316.10, 32,176.16 and 12,705.70

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Solution

The fourth proportional to 23,316.10, 32,176.16 and 12,705.70 is: 17,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,316.10 : 32,176.16 = 12,705.70 : x
  2. Step 2: Convert to fraction form
    23,316.10/32,176.16 = 12,705.70/x
  3. Step 3: Cross multiply
    23,316.10x = 32,176.16 × 12,705.70
  4. Step 4: Simplify right side
    23,316.10x = 408,820,636.11
  5. Step 5: Solve for x
    x = 408,820,636.11/23,316.10
  6. Step 6: Final answer
    x = 17,533.83

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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.