Home / 19,785.16-27,303.58-10,832.76

Finding the Fourth Proportional to 19,785.16, 27,303.58 and 10,832.76

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Solution

The fourth proportional to 19,785.16, 27,303.58 and 10,832.76 is: 14,949.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,785.16 : 27,303.58 = 10,832.76 : x
  2. Step 2: Convert to fraction form
    19,785.16/27,303.58 = 10,832.76/x
  3. Step 3: Cross multiply
    19,785.16x = 27,303.58 × 10,832.76
  4. Step 4: Simplify right side
    19,785.16x = 295,773,129.28
  5. Step 5: Solve for x
    x = 295,773,129.28/19,785.16
  6. Step 6: Final answer
    x = 14,949.24

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Double scale
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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.