Home / 22,341.37-30,829.87-12,271.13

Finding the Fourth Proportional to 22,341.37, 30,829.87 and 12,271.13

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Solution

The fourth proportional to 22,341.37, 30,829.87 and 12,271.13 is: 16,933.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,341.37 : 30,829.87 = 12,271.13 : x
  2. Step 2: Convert to fraction form
    22,341.37/30,829.87 = 12,271.13/x
  3. Step 3: Cross multiply
    22,341.37x = 30,829.87 × 12,271.13
  4. Step 4: Simplify right side
    22,341.37x = 378,317,342.65
  5. Step 5: Solve for x
    x = 378,317,342.65/22,341.37
  6. Step 6: Final answer
    x = 16,933.49

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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.