Home / 22,041.32-30,417.27-11,969.87

Finding the Fourth Proportional to 22,041.32, 30,417.27 and 11,969.87

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Solution

The fourth proportional to 22,041.32, 30,417.27 and 11,969.87 is: 16,518.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,041.32 : 30,417.27 = 11,969.87 : x
  2. Step 2: Convert to fraction form
    22,041.32/30,417.27 = 11,969.87/x
  3. Step 3: Cross multiply
    22,041.32x = 30,417.27 × 11,969.87
  4. Step 4: Simplify right side
    22,041.32x = 364,090,767.65
  5. Step 5: Solve for x
    x = 364,090,767.65/22,041.32
  6. Step 6: Final answer
    x = 16,518.56

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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.