Home / 16,210.77-22,378.33-11,434.61

Finding the Fourth Proportional to 16,210.77, 22,378.33 and 11,434.61

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Solution

The fourth proportional to 16,210.77, 22,378.33 and 11,434.61 is: 15,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,210.77 : 22,378.33 = 11,434.61 : x
  2. Step 2: Convert to fraction form
    16,210.77/22,378.33 = 11,434.61/x
  3. Step 3: Cross multiply
    16,210.77x = 22,378.33 × 11,434.61
  4. Step 4: Simplify right side
    16,210.77x = 255,887,476.00
  5. Step 5: Solve for x
    x = 255,887,476.00/16,210.77
  6. Step 6: Final answer
    x = 15,785.03

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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.