Home / 28,798.04-43,141.72-17,672.32

Finding the Fourth Proportional to 28,798.04, 43,141.72 and 17,672.32

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Solution

The fourth proportional to 28,798.04, 43,141.72 and 17,672.32 is: 26,474.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.04 : 43,141.72 = 17,672.32 : x
  2. Step 2: Convert to fraction form
    28,798.04/43,141.72 = 17,672.32/x
  3. Step 3: Cross multiply
    28,798.04x = 43,141.72 × 17,672.32
  4. Step 4: Simplify right side
    28,798.04x = 762,414,281.19
  5. Step 5: Solve for x
    x = 762,414,281.19/28,798.04
  6. Step 6: Final answer
    x = 26,474.52

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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.