Home / 26,342.10-36,352.62-14,405.40

Finding the Fourth Proportional to 26,342.10, 36,352.62 and 14,405.40

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Solution

The fourth proportional to 26,342.10, 36,352.62 and 14,405.40 is: 19,879.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,342.10 : 36,352.62 = 14,405.40 : x
  2. Step 2: Convert to fraction form
    26,342.10/36,352.62 = 14,405.40/x
  3. Step 3: Cross multiply
    26,342.10x = 36,352.62 × 14,405.40
  4. Step 4: Simplify right side
    26,342.10x = 523,674,032.15
  5. Step 5: Solve for x
    x = 523,674,032.15/26,342.10
  6. Step 6: Final answer
    x = 19,879.74

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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.