Home / 13,023.77-19,536.87-4,259.57

Finding the Fourth Proportional to 13,023.77, 19,536.87 and 4,259.57

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Solution

The fourth proportional to 13,023.77, 19,536.87 and 4,259.57 is: 6,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.77 : 19,536.87 = 4,259.57 : x
  2. Step 2: Convert to fraction form
    13,023.77/19,536.87 = 4,259.57/x
  3. Step 3: Cross multiply
    13,023.77x = 19,536.87 × 4,259.57
  4. Step 4: Simplify right side
    13,023.77x = 83,218,665.35
  5. Step 5: Solve for x
    x = 83,218,665.35/13,023.77
  6. Step 6: Final answer
    x = 6,389.75

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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.