Home / 55,778.63-83,667.94-14,225.63

Finding the Fourth Proportional to 55,778.63, 83,667.94 and 14,225.63

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Solution

The fourth proportional to 55,778.63, 83,667.94 and 14,225.63 is: 21,338.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,778.63 : 83,667.94 = 14,225.63 : x
  2. Step 2: Convert to fraction form
    55,778.63/83,667.94 = 14,225.63/x
  3. Step 3: Cross multiply
    55,778.63x = 83,667.94 × 14,225.63
  4. Step 4: Simplify right side
    55,778.63x = 1,190,228,703.40
  5. Step 5: Solve for x
    x = 1,190,228,703.40/55,778.63
  6. Step 6: Final answer
    x = 21,338.44

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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.