Home / 13,277.61-19,918.98-4,512.33

Finding the Fourth Proportional to 13,277.61, 19,918.98 and 4,512.33

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Solution

The fourth proportional to 13,277.61, 19,918.98 and 4,512.33 is: 6,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.61 : 19,918.98 = 4,512.33 : x
  2. Step 2: Convert to fraction form
    13,277.61/19,918.98 = 4,512.33/x
  3. Step 3: Cross multiply
    13,277.61x = 19,918.98 × 4,512.33
  4. Step 4: Simplify right side
    13,277.61x = 89,881,011.02
  5. Step 5: Solve for x
    x = 89,881,011.02/13,277.61
  6. Step 6: Final answer
    x = 6,769.37

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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.