Home / 40,509.15-55,902.49-22,603.96

Finding the Fourth Proportional to 40,509.15, 55,902.49 and 22,603.96

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Solution

The fourth proportional to 40,509.15, 55,902.49 and 22,603.96 is: 31,193.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,509.15 : 55,902.49 = 22,603.96 : x
  2. Step 2: Convert to fraction form
    40,509.15/55,902.49 = 22,603.96/x
  3. Step 3: Cross multiply
    40,509.15x = 55,902.49 × 22,603.96
  4. Step 4: Simplify right side
    40,509.15x = 1,263,617,647.86
  5. Step 5: Solve for x
    x = 1,263,617,647.86/40,509.15
  6. Step 6: Final answer
    x = 31,193.39

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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.