Home / 23,395.10-32,285.68-12,784.51

Finding the Fourth Proportional to 23,395.10, 32,285.68 and 12,784.51

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Solution

The fourth proportional to 23,395.10, 32,285.68 and 12,784.51 is: 17,642.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,395.10 : 32,285.68 = 12,784.51 : x
  2. Step 2: Convert to fraction form
    23,395.10/32,285.68 = 12,784.51/x
  3. Step 3: Cross multiply
    23,395.10x = 32,285.68 × 12,784.51
  4. Step 4: Simplify right side
    23,395.10x = 412,756,486.14
  5. Step 5: Solve for x
    x = 412,756,486.14/23,395.10
  6. Step 6: Final answer
    x = 17,642.86

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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.