Home / 26,533.08-39,785.92-7,810.69

Finding the Fourth Proportional to 26,533.08, 39,785.92 and 7,810.69

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Solution

The fourth proportional to 26,533.08, 39,785.92 and 7,810.69 is: 11,712.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,533.08 : 39,785.92 = 7,810.69 : x
  2. Step 2: Convert to fraction form
    26,533.08/39,785.92 = 7,810.69/x
  3. Step 3: Cross multiply
    26,533.08x = 39,785.92 × 7,810.69
  4. Step 4: Simplify right side
    26,533.08x = 310,755,487.48
  5. Step 5: Solve for x
    x = 310,755,487.48/26,533.08
  6. Step 6: Final answer
    x = 11,712.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.