Home / 28,303.68-39,059.31-17,699.46

Finding the Fourth Proportional to 28,303.68, 39,059.31 and 17,699.46

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Solution

The fourth proportional to 28,303.68, 39,059.31 and 17,699.46 is: 24,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,303.68 : 39,059.31 = 17,699.46 : x
  2. Step 2: Convert to fraction form
    28,303.68/39,059.31 = 17,699.46/x
  3. Step 3: Cross multiply
    28,303.68x = 39,059.31 × 17,699.46
  4. Step 4: Simplify right side
    28,303.68x = 691,328,694.97
  5. Step 5: Solve for x
    x = 691,328,694.97/28,303.68
  6. Step 6: Final answer
    x = 24,425.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.