Home / 28,816.30-43,225.80-14,007.56

Finding the Fourth Proportional to 28,816.30, 43,225.80 and 14,007.56

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Solution

The fourth proportional to 28,816.30, 43,225.80 and 14,007.56 is: 21,012.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,816.30 : 43,225.80 = 14,007.56 : x
  2. Step 2: Convert to fraction form
    28,816.30/43,225.80 = 14,007.56/x
  3. Step 3: Cross multiply
    28,816.30x = 43,225.80 × 14,007.56
  4. Step 4: Simplify right side
    28,816.30x = 605,487,987.05
  5. Step 5: Solve for x
    x = 605,487,987.05/28,816.30
  6. Step 6: Final answer
    x = 21,012.00

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1.5x scale

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.