Home / 22,053.24-30,433.19-11,981.57

Finding the Fourth Proportional to 22,053.24, 30,433.19 and 11,981.57

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Solution

The fourth proportional to 22,053.24, 30,433.19 and 11,981.57 is: 16,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.24 : 30,433.19 = 11,981.57 : x
  2. Step 2: Convert to fraction form
    22,053.24/30,433.19 = 11,981.57/x
  3. Step 3: Cross multiply
    22,053.24x = 30,433.19 × 11,981.57
  4. Step 4: Simplify right side
    22,053.24x = 364,637,184.23
  5. Step 5: Solve for x
    x = 364,637,184.23/22,053.24
  6. Step 6: Final answer
    x = 16,534.40

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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.