Home / 19,225.78-26,531.58-10,842.28

Finding the Fourth Proportional to 19,225.78, 26,531.58 and 10,842.28

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Solution

The fourth proportional to 19,225.78, 26,531.58 and 10,842.28 is: 14,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,225.78 : 26,531.58 = 10,842.28 : x
  2. Step 2: Convert to fraction form
    19,225.78/26,531.58 = 10,842.28/x
  3. Step 3: Cross multiply
    19,225.78x = 26,531.58 × 10,842.28
  4. Step 4: Simplify right side
    19,225.78x = 287,662,819.20
  5. Step 5: Solve for x
    x = 287,662,819.20/19,225.78
  6. Step 6: Final answer
    x = 14,962.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.