Home / 55,110.88-82,653.90-15,667.12

Finding the Fourth Proportional to 55,110.88, 82,653.90 and 15,667.12

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Solution

The fourth proportional to 55,110.88, 82,653.90 and 15,667.12 is: 23,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,110.88 : 82,653.90 = 15,667.12 : x
  2. Step 2: Convert to fraction form
    55,110.88/82,653.90 = 15,667.12/x
  3. Step 3: Cross multiply
    55,110.88x = 82,653.90 × 15,667.12
  4. Step 4: Simplify right side
    55,110.88x = 1,294,948,569.77
  5. Step 5: Solve for x
    x = 1,294,948,569.77/55,110.88
  6. Step 6: Final answer
    x = 23,497.15

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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.