Home / 31,848.24-47,716.83-19,341.84

Finding the Fourth Proportional to 31,848.24, 47,716.83 and 19,341.84

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Solution

The fourth proportional to 31,848.24, 47,716.83 and 19,341.84 is: 28,979.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,848.24 : 47,716.83 = 19,341.84 : x
  2. Step 2: Convert to fraction form
    31,848.24/47,716.83 = 19,341.84/x
  3. Step 3: Cross multiply
    31,848.24x = 47,716.83 × 19,341.84
  4. Step 4: Simplify right side
    31,848.24x = 922,931,291.17
  5. Step 5: Solve for x
    x = 922,931,291.17/31,848.24
  6. Step 6: Final answer
    x = 28,979.04

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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.