Home / 22,877.46-31,533.21-15,321.06

Finding the Fourth Proportional to 22,877.46, 31,533.21 and 15,321.06

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Solution

The fourth proportional to 22,877.46, 31,533.21 and 15,321.06 is: 21,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,877.46 : 31,533.21 = 15,321.06 : x
  2. Step 2: Convert to fraction form
    22,877.46/31,533.21 = 15,321.06/x
  3. Step 3: Cross multiply
    22,877.46x = 31,533.21 × 15,321.06
  4. Step 4: Simplify right side
    22,877.46x = 483,122,202.40
  5. Step 5: Solve for x
    x = 483,122,202.40/22,877.46
  6. Step 6: Final answer
    x = 21,117.83

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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.