Home / 28,943.85-39,950.37-17,011.02

Finding the Fourth Proportional to 28,943.85, 39,950.37 and 17,011.02

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Solution

The fourth proportional to 28,943.85, 39,950.37 and 17,011.02 is: 23,479.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,943.85 : 39,950.37 = 17,011.02 : x
  2. Step 2: Convert to fraction form
    28,943.85/39,950.37 = 17,011.02/x
  3. Step 3: Cross multiply
    28,943.85x = 39,950.37 × 17,011.02
  4. Step 4: Simplify right side
    28,943.85x = 679,596,543.08
  5. Step 5: Solve for x
    x = 679,596,543.08/28,943.85
  6. Step 6: Final answer
    x = 23,479.83

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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.