Home / 19,088-26,341.44-11,023.28

Finding the Fourth Proportional to 19,088, 26,341.44 and 11,023.28

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Solution

The fourth proportional to 19,088, 26,341.44 and 11,023.28 is: 15,212.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088 : 26,341.44 = 11,023.28 : x
  2. Step 2: Convert to fraction form
    19,088/26,341.44 = 11,023.28/x
  3. Step 3: Cross multiply
    19,088x = 26,341.44 × 11,023.28
  4. Step 4: Simplify right side
    19,088x = 290,369,068.72
  5. Step 5: Solve for x
    x = 290,369,068.72/19,088
  6. Step 6: Final answer
    x = 15,212.13

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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.