Home / 23,153.90-34,655.09-12,597.57

Finding the Fourth Proportional to 23,153.90, 34,655.09 and 12,597.57

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Solution

The fourth proportional to 23,153.90, 34,655.09 and 12,597.57 is: 18,855.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,153.90 : 34,655.09 = 12,597.57 : x
  2. Step 2: Convert to fraction form
    23,153.90/34,655.09 = 12,597.57/x
  3. Step 3: Cross multiply
    23,153.90x = 34,655.09 × 12,597.57
  4. Step 4: Simplify right side
    23,153.90x = 436,569,859.14
  5. Step 5: Solve for x
    x = 436,569,859.14/23,153.90
  6. Step 6: Final answer
    x = 18,855.14

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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.