Home / 28,992.65-43,486.23-9,265.91

Finding the Fourth Proportional to 28,992.65, 43,486.23 and 9,265.91

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Solution

The fourth proportional to 28,992.65, 43,486.23 and 9,265.91 is: 13,897.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,992.65 : 43,486.23 = 9,265.91 : x
  2. Step 2: Convert to fraction form
    28,992.65/43,486.23 = 9,265.91/x
  3. Step 3: Cross multiply
    28,992.65x = 43,486.23 × 9,265.91
  4. Step 4: Simplify right side
    28,992.65x = 402,939,332.80
  5. Step 5: Solve for x
    x = 402,939,332.80/28,992.65
  6. Step 6: Final answer
    x = 13,897.98

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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.