Home / 31,598.84-43,611.28-19,506.38

Finding the Fourth Proportional to 31,598.84, 43,611.28 and 19,506.38

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Solution

The fourth proportional to 31,598.84, 43,611.28 and 19,506.38 is: 26,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,598.84 : 43,611.28 = 19,506.38 : x
  2. Step 2: Convert to fraction form
    31,598.84/43,611.28 = 19,506.38/x
  3. Step 3: Cross multiply
    31,598.84x = 43,611.28 × 19,506.38
  4. Step 4: Simplify right side
    31,598.84x = 850,698,199.97
  5. Step 5: Solve for x
    x = 850,698,199.97/31,598.84
  6. Step 6: Final answer
    x = 26,921.82

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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.