Home / 28,813.59-43,219.96-17,572.23

Finding the Fourth Proportional to 28,813.59, 43,219.96 and 17,572.23

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Solution

The fourth proportional to 28,813.59, 43,219.96 and 17,572.23 is: 26,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,813.59 : 43,219.96 = 17,572.23 : x
  2. Step 2: Convert to fraction form
    28,813.59/43,219.96 = 17,572.23/x
  3. Step 3: Cross multiply
    28,813.59x = 43,219.96 × 17,572.23
  4. Step 4: Simplify right side
    28,813.59x = 759,471,033.78
  5. Step 5: Solve for x
    x = 759,471,033.78/28,813.59
  6. Step 6: Final answer
    x = 26,358.08

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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.