Home / 26,721.77-36,875.79-14,784.86

Finding the Fourth Proportional to 26,721.77, 36,875.79 and 14,784.86

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Solution

The fourth proportional to 26,721.77, 36,875.79 and 14,784.86 is: 20,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,721.77 : 36,875.79 = 14,784.86 : x
  2. Step 2: Convert to fraction form
    26,721.77/36,875.79 = 14,784.86/x
  3. Step 3: Cross multiply
    26,721.77x = 36,875.79 × 14,784.86
  4. Step 4: Simplify right side
    26,721.77x = 545,203,484.73
  5. Step 5: Solve for x
    x = 545,203,484.73/26,721.77
  6. Step 6: Final answer
    x = 20,402.97

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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.