Home / 22,955.90-34,430.07-21,461.54

Finding the Fourth Proportional to 22,955.90, 34,430.07 and 21,461.54

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Solution

The fourth proportional to 22,955.90, 34,430.07 and 21,461.54 is: 32,188.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,955.90 : 34,430.07 = 21,461.54 : x
  2. Step 2: Convert to fraction form
    22,955.90/34,430.07 = 21,461.54/x
  3. Step 3: Cross multiply
    22,955.90x = 34,430.07 × 21,461.54
  4. Step 4: Simplify right side
    22,955.90x = 738,922,324.51
  5. Step 5: Solve for x
    x = 738,922,324.51/22,955.90
  6. Step 6: Final answer
    x = 32,188.78

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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.