Home / 23,495.87-32,423.73-12,740.15

Finding the Fourth Proportional to 23,495.87, 32,423.73 and 12,740.15

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Solution

The fourth proportional to 23,495.87, 32,423.73 and 12,740.15 is: 17,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,495.87 : 32,423.73 = 12,740.15 : x
  2. Step 2: Convert to fraction form
    23,495.87/32,423.73 = 12,740.15/x
  3. Step 3: Cross multiply
    23,495.87x = 32,423.73 × 12,740.15
  4. Step 4: Simplify right side
    23,495.87x = 413,083,217.04
  5. Step 5: Solve for x
    x = 413,083,217.04/23,495.87
  6. Step 6: Final answer
    x = 17,581.10

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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.