Home / 56,032.86-84,042.36-22,720.91

Finding the Fourth Proportional to 56,032.86, 84,042.36 and 22,720.91

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Solution

The fourth proportional to 56,032.86, 84,042.36 and 22,720.91 is: 34,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,032.86 : 84,042.36 = 22,720.91 : x
  2. Step 2: Convert to fraction form
    56,032.86/84,042.36 = 22,720.91/x
  3. Step 3: Cross multiply
    56,032.86x = 84,042.36 × 22,720.91
  4. Step 4: Simplify right side
    56,032.86x = 1,909,518,477.54
  5. Step 5: Solve for x
    x = 1,909,518,477.54/56,032.86
  6. Step 6: Final answer
    x = 34,078.55

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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.