Home / 31,926.34-47,850.63-18,574.30

Finding the Fourth Proportional to 31,926.34, 47,850.63 and 18,574.30

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Solution

The fourth proportional to 31,926.34, 47,850.63 and 18,574.30 is: 27,838.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,926.34 : 47,850.63 = 18,574.30 : x
  2. Step 2: Convert to fraction form
    31,926.34/47,850.63 = 18,574.30/x
  3. Step 3: Cross multiply
    31,926.34x = 47,850.63 × 18,574.30
  4. Step 4: Simplify right side
    31,926.34x = 888,791,956.81
  5. Step 5: Solve for x
    x = 888,791,956.81/31,926.34
  6. Step 6: Final answer
    x = 27,838.83

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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.