Home / 40,984.50-61,491.33-20,222.58

Finding the Fourth Proportional to 40,984.50, 61,491.33 and 20,222.58

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Solution

The fourth proportional to 40,984.50, 61,491.33 and 20,222.58 is: 30,341.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,984.50 : 61,491.33 = 20,222.58 : x
  2. Step 2: Convert to fraction form
    40,984.50/61,491.33 = 20,222.58/x
  3. Step 3: Cross multiply
    40,984.50x = 61,491.33 × 20,222.58
  4. Step 4: Simplify right side
    40,984.50x = 1,243,513,340.23
  5. Step 5: Solve for x
    x = 1,243,513,340.23/40,984.50
  6. Step 6: Final answer
    x = 30,341.06

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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.