Home / 27,285.66-40,941.25-14,130.86

Finding the Fourth Proportional to 27,285.66, 40,941.25 and 14,130.86

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Solution

The fourth proportional to 27,285.66, 40,941.25 and 14,130.86 is: 21,202.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285.66 : 40,941.25 = 14,130.86 : x
  2. Step 2: Convert to fraction form
    27,285.66/40,941.25 = 14,130.86/x
  3. Step 3: Cross multiply
    27,285.66x = 40,941.25 × 14,130.86
  4. Step 4: Simplify right side
    27,285.66x = 578,534,831.94
  5. Step 5: Solve for x
    x = 578,534,831.94/27,285.66
  6. Step 6: Final answer
    x = 21,202.89

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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.