Home / 22,425.53-30,946.08-12,353.75

Finding the Fourth Proportional to 22,425.53, 30,946.08 and 12,353.75

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Solution

The fourth proportional to 22,425.53, 30,946.08 and 12,353.75 is: 17,047.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,425.53 : 30,946.08 = 12,353.75 : x
  2. Step 2: Convert to fraction form
    22,425.53/30,946.08 = 12,353.75/x
  3. Step 3: Cross multiply
    22,425.53x = 30,946.08 × 12,353.75
  4. Step 4: Simplify right side
    22,425.53x = 382,300,135.80
  5. Step 5: Solve for x
    x = 382,300,135.80/22,425.53
  6. Step 6: Final answer
    x = 17,047.54

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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.