Home / 26,430.52-39,622.74-10,003

Finding the Fourth Proportional to 26,430.52, 39,622.74 and 10,003

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Solution

The fourth proportional to 26,430.52, 39,622.74 and 10,003 is: 14,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.52 : 39,622.74 = 10,003 : x
  2. Step 2: Convert to fraction form
    26,430.52/39,622.74 = 10,003/x
  3. Step 3: Cross multiply
    26,430.52x = 39,622.74 × 10,003
  4. Step 4: Simplify right side
    26,430.52x = 396,346,268.22
  5. Step 5: Solve for x
    x = 396,346,268.22/26,430.52
  6. Step 6: Final answer
    x = 14,995.78

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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.