Home / 23,642.34-32,626.42-12,887.22

Finding the Fourth Proportional to 23,642.34, 32,626.42 and 12,887.22

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Solution

The fourth proportional to 23,642.34, 32,626.42 and 12,887.22 is: 17,784.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,642.34 : 32,626.42 = 12,887.22 : x
  2. Step 2: Convert to fraction form
    23,642.34/32,626.42 = 12,887.22/x
  3. Step 3: Cross multiply
    23,642.34x = 32,626.42 × 12,887.22
  4. Step 4: Simplify right side
    23,642.34x = 420,463,852.35
  5. Step 5: Solve for x
    x = 420,463,852.35/23,642.34
  6. Step 6: Final answer
    x = 17,784.36

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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.