Home / 23,033.04-34,549.68-12,639.12

Finding the Fourth Proportional to 23,033.04, 34,549.68 and 12,639.12

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Solution

The fourth proportional to 23,033.04, 34,549.68 and 12,639.12 is: 18,958.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,033.04 : 34,549.68 = 12,639.12 : x
  2. Step 2: Convert to fraction form
    23,033.04/34,549.68 = 12,639.12/x
  3. Step 3: Cross multiply
    23,033.04x = 34,549.68 × 12,639.12
  4. Step 4: Simplify right side
    23,033.04x = 436,677,551.48
  5. Step 5: Solve for x
    x = 436,677,551.48/23,033.04
  6. Step 6: Final answer
    x = 18,958.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.