Home / 43,345.14-65,026.62-19,641.30

Finding the Fourth Proportional to 43,345.14, 65,026.62 and 19,641.30

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Solution

The fourth proportional to 43,345.14, 65,026.62 and 19,641.30 is: 29,465.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,345.14 : 65,026.62 = 19,641.30 : x
  2. Step 2: Convert to fraction form
    43,345.14/65,026.62 = 19,641.30/x
  3. Step 3: Cross multiply
    43,345.14x = 65,026.62 × 19,641.30
  4. Step 4: Simplify right side
    43,345.14x = 1,277,206,928.07
  5. Step 5: Solve for x
    x = 1,277,206,928.07/43,345.14
  6. Step 6: Final answer
    x = 29,465.98

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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.