Home / 28,723.68-43,033.68-14,830.56

Finding the Fourth Proportional to 28,723.68, 43,033.68 and 14,830.56

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Solution

The fourth proportional to 28,723.68, 43,033.68 and 14,830.56 is: 22,219.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,723.68 : 43,033.68 = 14,830.56 : x
  2. Step 2: Convert to fraction form
    28,723.68/43,033.68 = 14,830.56/x
  3. Step 3: Cross multiply
    28,723.68x = 43,033.68 × 14,830.56
  4. Step 4: Simplify right side
    28,723.68x = 638,213,573.26
  5. Step 5: Solve for x
    x = 638,213,573.26/28,723.68
  6. Step 6: Final answer
    x = 22,219.07

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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.