Home / 22,735.41-31,374.93-13,177.15

Finding the Fourth Proportional to 22,735.41, 31,374.93 and 13,177.15

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Solution

The fourth proportional to 22,735.41, 31,374.93 and 13,177.15 is: 18,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,735.41 : 31,374.93 = 13,177.15 : x
  2. Step 2: Convert to fraction form
    22,735.41/31,374.93 = 13,177.15/x
  3. Step 3: Cross multiply
    22,735.41x = 31,374.93 × 13,177.15
  4. Step 4: Simplify right side
    22,735.41x = 413,432,158.85
  5. Step 5: Solve for x
    x = 413,432,158.85/22,735.41
  6. Step 6: Final answer
    x = 18,184.50

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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.