Home / 28,928.23-43,417.00-11,410.36

Finding the Fourth Proportional to 28,928.23, 43,417.00 and 11,410.36

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Solution

The fourth proportional to 28,928.23, 43,417.00 and 11,410.36 is: 17,125.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,928.23 : 43,417.00 = 11,410.36 : x
  2. Step 2: Convert to fraction form
    28,928.23/43,417.00 = 11,410.36/x
  3. Step 3: Cross multiply
    28,928.23x = 43,417.00 × 11,410.36
  4. Step 4: Simplify right side
    28,928.23x = 495,403,463.05
  5. Step 5: Solve for x
    x = 495,403,463.05/28,928.23
  6. Step 6: Final answer
    x = 17,125.26

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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.