Home / 32,871.29-49,309.70-14,151.78

Finding the Fourth Proportional to 32,871.29, 49,309.70 and 14,151.78

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Solution

The fourth proportional to 32,871.29, 49,309.70 and 14,151.78 is: 21,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,871.29 : 49,309.70 = 14,151.78 : x
  2. Step 2: Convert to fraction form
    32,871.29/49,309.70 = 14,151.78/x
  3. Step 3: Cross multiply
    32,871.29x = 49,309.70 × 14,151.78
  4. Step 4: Simplify right side
    32,871.29x = 697,819,955.51
  5. Step 5: Solve for x
    x = 697,819,955.51/32,871.29
  6. Step 6: Final answer
    x = 21,228.86

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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.