Home / 30,437.52-45,665.04-17,968.96

Finding the Fourth Proportional to 30,437.52, 45,665.04 and 17,968.96

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Solution

The fourth proportional to 30,437.52, 45,665.04 and 17,968.96 is: 26,958.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,437.52 : 45,665.04 = 17,968.96 : x
  2. Step 2: Convert to fraction form
    30,437.52/45,665.04 = 17,968.96/x
  3. Step 3: Cross multiply
    30,437.52x = 45,665.04 × 17,968.96
  4. Step 4: Simplify right side
    30,437.52x = 820,553,277.16
  5. Step 5: Solve for x
    x = 820,553,277.16/30,437.52
  6. Step 6: Final answer
    x = 26,958.61

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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.