Home / 13,023.60-19,535.44-4,259.36

Finding the Fourth Proportional to 13,023.60, 19,535.44 and 4,259.36

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Solution

The fourth proportional to 13,023.60, 19,535.44 and 4,259.36 is: 6,389.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.60 : 19,535.44 = 4,259.36 : x
  2. Step 2: Convert to fraction form
    13,023.60/19,535.44 = 4,259.36/x
  3. Step 3: Cross multiply
    13,023.60x = 19,535.44 × 4,259.36
  4. Step 4: Simplify right side
    13,023.60x = 83,208,471.72
  5. Step 5: Solve for x
    x = 83,208,471.72/13,023.60
  6. Step 6: Final answer
    x = 6,389.05

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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.