Home / 19,003.69-26,224.91-10,620.19

Finding the Fourth Proportional to 19,003.69, 26,224.91 and 10,620.19

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Solution

The fourth proportional to 19,003.69, 26,224.91 and 10,620.19 is: 14,655.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.69 : 26,224.91 = 10,620.19 : x
  2. Step 2: Convert to fraction form
    19,003.69/26,224.91 = 10,620.19/x
  3. Step 3: Cross multiply
    19,003.69x = 26,224.91 × 10,620.19
  4. Step 4: Simplify right side
    19,003.69x = 278,513,473.83
  5. Step 5: Solve for x
    x = 278,513,473.83/19,003.69
  6. Step 6: Final answer
    x = 14,655.76

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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.