Home / 23,477.15-32,390.39-13,915.10

Finding the Fourth Proportional to 23,477.15, 32,390.39 and 13,915.10

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Solution

The fourth proportional to 23,477.15, 32,390.39 and 13,915.10 is: 19,198.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,477.15 : 32,390.39 = 13,915.10 : x
  2. Step 2: Convert to fraction form
    23,477.15/32,390.39 = 13,915.10/x
  3. Step 3: Cross multiply
    23,477.15x = 32,390.39 × 13,915.10
  4. Step 4: Simplify right side
    23,477.15x = 450,715,284.36
  5. Step 5: Solve for x
    x = 450,715,284.36/23,477.15
  6. Step 6: Final answer
    x = 19,198.04

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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.