Home / 19,423.68-26,805.60-12,351.84

Finding the Fourth Proportional to 19,423.68, 26,805.60 and 12,351.84

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Solution

The fourth proportional to 19,423.68, 26,805.60 and 12,351.84 is: 17,046.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.68 : 26,805.60 = 12,351.84 : x
  2. Step 2: Convert to fraction form
    19,423.68/26,805.60 = 12,351.84/x
  3. Step 3: Cross multiply
    19,423.68x = 26,805.60 × 12,351.84
  4. Step 4: Simplify right side
    19,423.68x = 331,098,482.30
  5. Step 5: Solve for x
    x = 331,098,482.30/19,423.68
  6. Step 6: Final answer
    x = 17,046.13

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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.