Home / 22,041.50-30,417.96-12,481.24

Finding the Fourth Proportional to 22,041.50, 30,417.96 and 12,481.24

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Solution

The fourth proportional to 22,041.50, 30,417.96 and 12,481.24 is: 17,224.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,041.50 : 30,417.96 = 12,481.24 : x
  2. Step 2: Convert to fraction form
    22,041.50/30,417.96 = 12,481.24/x
  3. Step 3: Cross multiply
    22,041.50x = 30,417.96 × 12,481.24
  4. Step 4: Simplify right side
    22,041.50x = 379,653,859.07
  5. Step 5: Solve for x
    x = 379,653,859.07/22,041.50
  6. Step 6: Final answer
    x = 17,224.50

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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.