Home / 19,004.21-26,225.85-10,620.71

Finding the Fourth Proportional to 19,004.21, 26,225.85 and 10,620.71

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Solution

The fourth proportional to 19,004.21, 26,225.85 and 10,620.71 is: 14,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,004.21 : 26,225.85 = 10,620.71 : x
  2. Step 2: Convert to fraction form
    19,004.21/26,225.85 = 10,620.71/x
  3. Step 3: Cross multiply
    19,004.21x = 26,225.85 × 10,620.71
  4. Step 4: Simplify right side
    19,004.21x = 278,537,147.35
  5. Step 5: Solve for x
    x = 278,537,147.35/19,004.21
  6. Step 6: Final answer
    x = 14,656.60

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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.