Home / 12,454.36-18,677.44-4,555.08

Finding the Fourth Proportional to 12,454.36, 18,677.44 and 4,555.08

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Solution

The fourth proportional to 12,454.36, 18,677.44 and 4,555.08 is: 6,831.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454.36 : 18,677.44 = 4,555.08 : x
  2. Step 2: Convert to fraction form
    12,454.36/18,677.44 = 4,555.08/x
  3. Step 3: Cross multiply
    12,454.36x = 18,677.44 × 4,555.08
  4. Step 4: Simplify right side
    12,454.36x = 85,077,233.40
  5. Step 5: Solve for x
    x = 85,077,233.40/12,454.36
  6. Step 6: Final answer
    x = 6,831.12

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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.