Home / 23,899.81-35,744.82-21,285.67

Finding the Fourth Proportional to 23,899.81, 35,744.82 and 21,285.67

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Solution

The fourth proportional to 23,899.81, 35,744.82 and 21,285.67 is: 31,835.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,899.81 : 35,744.82 = 21,285.67 : x
  2. Step 2: Convert to fraction form
    23,899.81/35,744.82 = 21,285.67/x
  3. Step 3: Cross multiply
    23,899.81x = 35,744.82 × 21,285.67
  4. Step 4: Simplify right side
    23,899.81x = 760,852,442.73
  5. Step 5: Solve for x
    x = 760,852,442.73/23,899.81
  6. Step 6: Final answer
    x = 31,835.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.