Home / 25,943.09-38,894.63-11,892.98

Finding the Fourth Proportional to 25,943.09, 38,894.63 and 11,892.98

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Solution

The fourth proportional to 25,943.09, 38,894.63 and 11,892.98 is: 17,830.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,943.09 : 38,894.63 = 11,892.98 : x
  2. Step 2: Convert to fraction form
    25,943.09/38,894.63 = 11,892.98/x
  3. Step 3: Cross multiply
    25,943.09x = 38,894.63 × 11,892.98
  4. Step 4: Simplify right side
    25,943.09x = 462,572,802.76
  5. Step 5: Solve for x
    x = 462,572,802.76/25,943.09
  6. Step 6: Final answer
    x = 17,830.29

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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.