Home / 23,715.65-32,727.21-12,960.29

Finding the Fourth Proportional to 23,715.65, 32,727.21 and 12,960.29

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Solution

The fourth proportional to 23,715.65, 32,727.21 and 12,960.29 is: 17,884.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,715.65 : 32,727.21 = 12,960.29 : x
  2. Step 2: Convert to fraction form
    23,715.65/32,727.21 = 12,960.29/x
  3. Step 3: Cross multiply
    23,715.65x = 32,727.21 × 12,960.29
  4. Step 4: Simplify right side
    23,715.65x = 424,153,968.85
  5. Step 5: Solve for x
    x = 424,153,968.85/23,715.65
  6. Step 6: Final answer
    x = 17,884.99

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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.