Home / 28,303.69-39,059.27-17,699.53

Finding the Fourth Proportional to 28,303.69, 39,059.27 and 17,699.53

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Solution

The fourth proportional to 28,303.69, 39,059.27 and 17,699.53 is: 24,425.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,303.69 : 39,059.27 = 17,699.53 : x
  2. Step 2: Convert to fraction form
    28,303.69/39,059.27 = 17,699.53/x
  3. Step 3: Cross multiply
    28,303.69x = 39,059.27 × 17,699.53
  4. Step 4: Simplify right side
    28,303.69x = 691,330,721.14
  5. Step 5: Solve for x
    x = 691,330,721.14/28,303.69
  6. Step 6: Final answer
    x = 24,425.46

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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.