Home / 23,929.53-33,022.40-13,857.18

Finding the Fourth Proportional to 23,929.53, 33,022.40 and 13,857.18

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Solution

The fourth proportional to 23,929.53, 33,022.40 and 13,857.18 is: 19,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,929.53 : 33,022.40 = 13,857.18 : x
  2. Step 2: Convert to fraction form
    23,929.53/33,022.40 = 13,857.18/x
  3. Step 3: Cross multiply
    23,929.53x = 33,022.40 × 13,857.18
  4. Step 4: Simplify right side
    23,929.53x = 457,597,271.55
  5. Step 5: Solve for x
    x = 457,597,271.55/23,929.53
  6. Step 6: Final answer
    x = 19,122.70

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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.