Home / 28,901.13-43,369.92-11,368.68

Finding the Fourth Proportional to 28,901.13, 43,369.92 and 11,368.68

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Solution

The fourth proportional to 28,901.13, 43,369.92 and 11,368.68 is: 17,060.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,901.13 : 43,369.92 = 11,368.68 : x
  2. Step 2: Convert to fraction form
    28,901.13/43,369.92 = 11,368.68/x
  3. Step 3: Cross multiply
    28,901.13x = 43,369.92 × 11,368.68
  4. Step 4: Simplify right side
    28,901.13x = 493,058,742.11
  5. Step 5: Solve for x
    x = 493,058,742.11/28,901.13
  6. Step 6: Final answer
    x = 17,060.19

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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.