Home / 23,928.02-33,021.76-13,856.90

Finding the Fourth Proportional to 23,928.02, 33,021.76 and 13,856.90

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Solution

The fourth proportional to 23,928.02, 33,021.76 and 13,856.90 is: 19,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,928.02 : 33,021.76 = 13,856.90 : x
  2. Step 2: Convert to fraction form
    23,928.02/33,021.76 = 13,856.90/x
  3. Step 3: Cross multiply
    23,928.02x = 33,021.76 × 13,856.90
  4. Step 4: Simplify right side
    23,928.02x = 457,579,226.14
  5. Step 5: Solve for x
    x = 457,579,226.14/23,928.02
  6. Step 6: Final answer
    x = 19,123.15

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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.