Home / 19,575.86-29,339.18-14,040

Finding the Fourth Proportional to 19,575.86, 29,339.18 and 14,040

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Solution

The fourth proportional to 19,575.86, 29,339.18 and 14,040 is: 21,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.86 : 29,339.18 = 14,040 : x
  2. Step 2: Convert to fraction form
    19,575.86/29,339.18 = 14,040/x
  3. Step 3: Cross multiply
    19,575.86x = 29,339.18 × 14,040
  4. Step 4: Simplify right side
    19,575.86x = 411,922,087.20
  5. Step 5: Solve for x
    x = 411,922,087.20/19,575.86
  6. Step 6: Final answer
    x = 21,042.35

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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.