Home / 22,566.60-31,131.48-14,611.40

Finding the Fourth Proportional to 22,566.60, 31,131.48 and 14,611.40

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Solution

The fourth proportional to 22,566.60, 31,131.48 and 14,611.40 is: 20,156.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,566.60 : 31,131.48 = 14,611.40 : x
  2. Step 2: Convert to fraction form
    22,566.60/31,131.48 = 14,611.40/x
  3. Step 3: Cross multiply
    22,566.60x = 31,131.48 × 14,611.40
  4. Step 4: Simplify right side
    22,566.60x = 454,874,506.87
  5. Step 5: Solve for x
    x = 454,874,506.87/22,566.60
  6. Step 6: Final answer
    x = 20,156.98

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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.