Home / 28,935.18-43,368.05-14,901.81

Finding the Fourth Proportional to 28,935.18, 43,368.05 and 14,901.81

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Solution

The fourth proportional to 28,935.18, 43,368.05 and 14,901.81 is: 22,334.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,935.18 : 43,368.05 = 14,901.81 : x
  2. Step 2: Convert to fraction form
    28,935.18/43,368.05 = 14,901.81/x
  3. Step 3: Cross multiply
    28,935.18x = 43,368.05 × 14,901.81
  4. Step 4: Simplify right side
    28,935.18x = 646,262,366.66
  5. Step 5: Solve for x
    x = 646,262,366.66/28,935.18
  6. Step 6: Final answer
    x = 22,334.83

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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.