Home / 28,584.24-42,802.52-19,726.89

Finding the Fourth Proportional to 28,584.24, 42,802.52 and 19,726.89

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Solution

The fourth proportional to 28,584.24, 42,802.52 and 19,726.89 is: 29,539.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584.24 : 42,802.52 = 19,726.89 : x
  2. Step 2: Convert to fraction form
    28,584.24/42,802.52 = 19,726.89/x
  3. Step 3: Cross multiply
    28,584.24x = 42,802.52 × 19,726.89
  4. Step 4: Simplify right side
    28,584.24x = 844,360,505.13
  5. Step 5: Solve for x
    x = 844,360,505.13/28,584.24
  6. Step 6: Final answer
    x = 29,539.37

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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.