Home / 12,259.52-18,389.28-3,025.52

Finding the Fourth Proportional to 12,259.52, 18,389.28 and 3,025.52

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Solution

The fourth proportional to 12,259.52, 18,389.28 and 3,025.52 is: 4,538.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.52 : 18,389.28 = 3,025.52 : x
  2. Step 2: Convert to fraction form
    12,259.52/18,389.28 = 3,025.52/x
  3. Step 3: Cross multiply
    12,259.52x = 18,389.28 × 3,025.52
  4. Step 4: Simplify right side
    12,259.52x = 55,637,134.43
  5. Step 5: Solve for x
    x = 55,637,134.43/12,259.52
  6. Step 6: Final answer
    x = 4,538.28

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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.