Home / 23,613.84-32,587.28-12,858.80

Finding the Fourth Proportional to 23,613.84, 32,587.28 and 12,858.80

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Solution

The fourth proportional to 23,613.84, 32,587.28 and 12,858.80 is: 17,745.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,613.84 : 32,587.28 = 12,858.80 : x
  2. Step 2: Convert to fraction form
    23,613.84/32,587.28 = 12,858.80/x
  3. Step 3: Cross multiply
    23,613.84x = 32,587.28 × 12,858.80
  4. Step 4: Simplify right side
    23,613.84x = 419,033,316.06
  5. Step 5: Solve for x
    x = 419,033,316.06/23,613.84
  6. Step 6: Final answer
    x = 17,745.24

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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.