Home / 23,515.22-32,450.28-12,904.58

Finding the Fourth Proportional to 23,515.22, 32,450.28 and 12,904.58

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Solution

The fourth proportional to 23,515.22, 32,450.28 and 12,904.58 is: 17,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,515.22 : 32,450.28 = 12,904.58 : x
  2. Step 2: Convert to fraction form
    23,515.22/32,450.28 = 12,904.58/x
  3. Step 3: Cross multiply
    23,515.22x = 32,450.28 × 12,904.58
  4. Step 4: Simplify right side
    23,515.22x = 418,757,267.02
  5. Step 5: Solve for x
    x = 418,757,267.02/23,515.22
  6. Step 6: Final answer
    x = 17,807.92

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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.