Home / 19,003.04-26,223.76-10,620.32

Finding the Fourth Proportional to 19,003.04, 26,223.76 and 10,620.32

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Solution

The fourth proportional to 19,003.04, 26,223.76 and 10,620.32 is: 14,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003.04 : 26,223.76 = 10,620.32 : x
  2. Step 2: Convert to fraction form
    19,003.04/26,223.76 = 10,620.32/x
  3. Step 3: Cross multiply
    19,003.04x = 26,223.76 × 10,620.32
  4. Step 4: Simplify right side
    19,003.04x = 278,504,722.80
  5. Step 5: Solve for x
    x = 278,504,722.80/19,003.04
  6. Step 6: Final answer
    x = 14,655.80

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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.