Home / 26,645.13-39,947.13-10,004.79

Finding the Fourth Proportional to 26,645.13, 39,947.13 and 10,004.79

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Solution

The fourth proportional to 26,645.13, 39,947.13 and 10,004.79 is: 14,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645.13 : 39,947.13 = 10,004.79 : x
  2. Step 2: Convert to fraction form
    26,645.13/39,947.13 = 10,004.79/x
  3. Step 3: Cross multiply
    26,645.13x = 39,947.13 × 10,004.79
  4. Step 4: Simplify right side
    26,645.13x = 399,662,646.75
  5. Step 5: Solve for x
    x = 399,662,646.75/26,645.13
  6. Step 6: Final answer
    x = 14,999.46

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1.5x scale

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.